FILE - This April 1, 2014, file photo shows a key in the ignition switch of a 2005 Chevrolet Cobalt in Alexandria, Va. Federal prosecutors have reached agreement with General Motors to resolve a criminal investigation into how the Detroit automaker broke the law by concealing a deadly problem with small-car ignition switches, multiple people briefed on the case said Wednesday, Sept. 16, 2015. (AP Photo/Molly Riley, File)