Court

The U.S. Department of Justice is suing Fiat Chrysler America (FCA), alleging that some of its Dodge Ram Diesel Pickup Trucks and Jeep SUVs are cheating on emissions tests. The lawsuit filed Tuesday by the government marks the second time the D.O.J. has gone after an automaker alleging use of software on diesel engines that allows them to emit more pollution on the road than during Environmental Protection Agency lab…