Government charges that Hyundai nonroad vehicles didn't meet updated emissions standards.

Case deals with $400 million-plus in construction contracts at U.S. Army base in Korea.

One current and one former official of an Indiana iron workers' union local pleaded not guilty in federal court.

Justice Dept. says HERC Solutions LLC executives defrauded State Dept. out of about $1.4 million.

Justice Dept. alleges former executives improperly got contracts set aside for firms owned by disabled veterans.

Company divests some quarries to gain DOJ approval of $900-million purchase of Aggregates USA.

DOJ alleges firms set up "sham" company with disabled-veteran "figurehead" to get set-aside contracts.