Caterpillar Inc. has agreed to pay a $2.55 million civil penalty to settle alleged Clean Air Act violations for shipping more than 590,000 highway and non-road engines without the correct emissions controls.

Attorney General Eric Holder and other administration officials met this week with tribal leaders and advocates to discuss issues of tribal safety and domestic violence in Rapid City, S.D., and Pine Ridge Reservation, S.D.

Johnny Mathis, 48, of Lecompte, La., was sentenced to 15 years in prison by U.S. District Court Judge Dee Drell for shooting at the home of three Hispanic men because of the victims’ race and national origin.

"Nearly half a century ago, following his tenure as Attorney General, Robert Kennedy traveled to Pine Ridge to learn about the conditions here, to shine a light on the struggles so many faced, and to signal the U.S. government’s commitment to ensuring peace, security, opportunity, and – above all – justice on tribal lands."

The Dow Chemical Company has agreed to pay a $2.5 million civil penalty to settle alleged violations of the Clean Air Act, Clean Water Act and the Resource Conversation and Recovery Act at its chemical manufacturing and research complex in Midland, Michigan.

The United States has filed a civil lawsuit against Robert S. Luce, founder and president of MDR Mortgage Corp., a mortgage lending business located in Palatine, Ill.

A former U.S. Army lieutenant colonel was sentenced today to 18 months in prison for accepting illegal gratuities from multiple Iraqi contractors and for stealing from Iraqi fuel reserves, announced Assistant Attorney General Lanny A. Breuer of the Justice Department’s Criminal Division.

David R. Lewalski, formerly of Gainesville, Fla., pleaded guilty today to mail fraud in connection with his operation of a $30 million investment fraud scheme, announced Assistant Attorney General Lanny A. Breuer of the Criminal Division and U.S. Attorney Robert E. O’Neill of the Middle District of Florida.

The Justice Department announced today that it will monitor primary elections on Aug. 2, 2011, in Bolivar, Clay, Copiah, Humphreys, Jefferson Davis, Noxubee, Panola, Quitman, Sunflower, Tallahatchie and Wilkinson Counties in Mississippi to ensure compliance with the Voting Rights Act of 1965.

The Department of Justice announced today that it has entered into a settlement that, if approved by the court, will resolve the department’s allegations that the state of New Jersey and the New Jersey Civil Service Commission (collectively “New Jersey”) violated Title VII of the Civil Rights Act of 1964 by discriminating against African-Americans and Hispanics in the promotion of police sergeants throughout the state.

The Department of Justice announced today that it has entered into a consent decree with the Tucson Unified School District (TUSD) that, if approved by the U.S. District Court for the District of Arizona, will resolve the department’s complaint alleging sex and/or national origin discrimination in violation of Title VII of the Civil Rights Act of 1964, as amended.

The Department of Justice challenged the state of Alabama’s recently passed immigration law, H.B. 56, in federal court today.

Dennis Coster, 58, of White Hall, Md., was sentenced today to 12 months in prison followed by three years of supervised release for conspiracy to deal in explosive materials and to create a false entry in a required record.

"In their work with agencies and police departments nationwide, the COPS Office has driven vital efforts to improve public safety strategies and law enforcement operations. This collaboration has led to historic reductions in crime – and helped to secure and empower communities across the country."

A Pittsburgh man was sentenced today to 125 months in prison for conspiring to conduct a racketeering enterprise related to his membership in a Pittsburgh Crips gang.

A Miami-area resident pleaded guilty today in U.S. District Court in Miami for his role in two separate fraud schemes that resulted in the submission of more than $200 million in fraudulent claims to Medicare.

Attorney General Holder and Department of Homeland Security (DHS) Secretary Napolitano announced today the unsealing of three indictments and one complaint charging a total of 72 individuals for their participation in an international criminal network dedicated to the sexual abuse of children and the creation and dissemination of graphic images and videos of child sexual abuse throughout the world.

A $1-million settlement has been reached for natural resource damages (NRD) at the Blackburn & Union Privileges Superfund Site in Walpole, Mass.

Robert E. Greeley, a resident of San Francisco, pleaded guilty today to charges of filing a false federal income tax return.

The Justice Department today announced a settlement with the city of Walnut, Calif., resolving allegations that the city violated the Religious Land Use and Institutionalized Persons Act of 2000 (RLUIPA) when it denied the Chung Tai Zen Center of Walnut a permit to construct a Buddhist house of worship on property owned by the Zen Center, thus forcing the Zen Center to move to another facility in Pomona, Calif.

Louis Gendason of Delray Beach, Fla.; Kimberly Mackey of Pittsburgh; and John Incandela, of Palm Beach, Fla., pleaded guilty today to one count of conspiracy to commit wire fraud for their participation in a $2.5 million Home Equity Conversion Mortgage, or reverse mortgage, fraud scheme.

"This successful operation marks another step forward in our work to protect children across, and beyond, our country," said Attorney General Holder.

"We will continue our strategy of targeting the most sophisticated child exploitation networks, at home and abroad, and sending the message loud and clear that no matter how savvy online predators think they are, we will find them, dismantle their networks, and bring them to justice," said Assistant Attorney General Breuer.

The Department of Justice announced today that, in order for VeriFone Systems Inc. to complete its acquisition of Hypercom Corp., it must divest Hypercom’s U.S. point-of-sale terminals business to an entity sponsored by Gores Group LLC, a private equity fund.

German A. Posada of Las Vegas pleaded guilty before U.S. District Judge Philip M. Pro to charges of filing a false 2004 individual income tax return and making a false statement in a bankruptcy proceeding.

Nicholas J. Faranso of Farmington Hills, Mich., was sentenced today by U.S. District Court Judge John Corbett O’Meara in the Eastern District of Michigan to one year and one day in prison for conspiring to defraud the United States.

“Sharis is a highly experienced antitrust enforcer and I am confident that she will continue to lead the Antitrust Division in its mission to vigorously enforce the antitrust laws,” said Attorney General Holder.

Yumeitrius Manuel and Margaret Kirksey, both of Montgomery, Ala., were indicted by a federal grand jury today on charges of conspiracy, identity theft, wire fraud, false claims and lying to federal agents.

The Department of Justice today filed a lawsuit against the city of Joliet, Ill., alleging that the city violated the Fair Housing Act and the Housing and Community Development Act by taking a series of actions, culminating in the taking through eminent domain a federally-subsidized affordable housing development, that would displace more than 750 residents with low incomes, more than 95 percent of whom are African-American.

The Justice Department announced today that former Contract Security Officer Edwin Rodriguez, 30, pleaded guilty to engaging in sexual abuse of a female detainee under his supervision and control.

A Peace Corps volunteer was arrested today and charged in a federal criminal complaint with traveling from the United States to South Africa to engage in illicit sexual conduct with multiple children who were all younger than six years of age.

"Throughout our history, the efforts of journalists have rendered a clear picture of life in this country – of the historic achievements we have made, and the harsh realities that far too many faced. Without your work, we would not have a starting point for progress – or, in many cases, for the pursuit of justice."

The United States has filed a lawsuit seeking to stop Lakeisha Pearson from preparing federal tax returns for others.

Joel Esquenazi and Carlos Rodriguez, former executives of Terra Telecommunications Corp., have been convicted by a federal jury for their roles in a scheme to pay bribes to Haitian government officials at Telecommunications D’Haiti S.A.M.

Shaoxiong Zhou and Shaoxia Huang, both of Shantou, Guangdong, China, have pleaded guilty to trafficking in counterfeit perfume.

The Department of Justice today announced that it has entered into a settlement agreement with private plaintiffs and the Pickens County, Ala., Board of Education that requires the board to institute a series of educational reforms designed to eliminate the remaining vestiges of its formerly segregated school system.

The United States has intervened and filed a complaint in a whistleblower suit pending under the False Claims Act against Education Management Corp. (EDMC) and several affiliated entities.

Four Florida men were arrested today on charges that they defrauded homeowners in Massachusetts and elsewhere in connection with a home loan modification scam.

Emerson Winfield Begolly, 22, of New Bethlehem, Pa., pleaded guilty today in Pittsburgh to soliciting others to engage in acts of terrorism within the United States and to using a firearm during and in relation to an assault on FBI agents.

Eric Bernard Caldwell, a resident of Montgomery County, Ala., was sentenced today to 30 months in prison.

A Brooklyn, N.Y., man pleaded guilty today in U.S. District Court in Alexandria, Va., for his role in managing a credit card fraud operation that operated throughout the East Coast of the United States.

Eric Scott Hamilton, 40, of Pelzer, S.C., pleaded guilty before U.S. District Judge J. Michelle Childs in the District of South Carolina to a criminal information charging him with two counts of conspiracy to steal public property.

The Justice Department today reached a settlement agreement with Summit Steel Fabricators Inc. in Houston resolving allegations that the company engaged in a pattern or practice of discrimination against non-citizens in the employment eligibility verification process.

The Justice Department today announced that three men were charged for their role in intentionally attempting to intimidate and interfere with African-American students who were attending Beekman Junior High School in Beekman, Morehouse Parish, La.

Thomas W. Richardson of Mansfield, Texas, pleaded guilty to one count of theft of government property and one count of aggravated identity theft before the Honorable Jane J. Boyle in Dallas.

Donald Johnson, a former managing director of the NASDAQ Stock Market, was sentenced today to 42 months in prison for engaging in insider trading on multiple occasions based on material, non-public information he obtained in his capacity as a NASDAQ executive.

Phillip A. Hamilton, a former member of the Virginia House of Delegates, was sentenced today to 114 months in prison after he was previously convicted of soliciting employees of Old Dominion University (ODU) for a paid position in exchange for introducing a budget amendment to fund the position, announced Assistant Attorney General Lanny A. Breuer of the Justice Department’s Criminal Division and U.S. Attorney Neil H. MacBride for the Eastern District of Virginia.

A former owner and operator of a Florida-based airline fuel supply service company and a former owner and operator of an Indiana-based flight management services company pleaded guilty today to participating in separate schemes to defraud Ryan International Airlines, a charter airline company located in Rockford, Ill.

A former Rochester, Ill., firefighter was sentenced today to 30 years in prison and lifetime supervised release for child exploitation charges, announced Assistant Attorney General Lanny A. Breuer of the Criminal Division and U.S. Attorney for the Central District of Illinois James A. Lewis.

The United States has reached agreement with the owners and a former operator of an inks and paint products manufacturing facility in Danvers, Mass., that exploded and burned in 2006 the day before Thanksgiving.