Following a dramatic March 2 raid that saw the company’s Peoria, Ill., headquarters and two other nearby facilities searched by federal officials, Caterpillar offered few new insights into the long-running tax investigation that likely prompted the action.

A former Chicago-area concrete and carpentry subcontractor has been sentenced to a year and a day in federal prison for fronting a women’s business enterprise/disadvantaged business enterprise (WBE/DBE) fraud scheme that involved multiple major public infrastructure projects.

Former U.S. Secretary of Transportation Ray LaHood will lead an independent review of the Washington Metropolitan Area Transit Authority (WMATA) in an attempt to find solutions to numerous operations, governance and financial issues that increasingly have compromised service on the 118-mile Metrorail system.

The U.S. EPA has awarded Flint, Michigan, $100 million to improve its drinking water infrastructure as part of the water infrastructure bill approved by Congress last year.

After armoring the damaged Oroville dam spillway, California Department of Water Resources is draining the lake at a rate of 40,000 cubic feet per second.

The U.K. Nuclear Decommissioning Authority will cancel a 14-year contract worth about $7.7 billion awarded in 2014 and pay over $122 million compensation to the U.S.-based consortium that failed to win the contract.

Action revokes regulation that required potential contractors to disclose violations of labor and safety laws.