In this Nov. 28, 2018 photo, final inspector Mary Skinner inspects the rear end of a General Motors Chevrolet Cruze at Jamestown Industries, in Youngstown, Ohio. It was working-class voters who bucked the area's history as a Democratic stronghold and backed Donald Trump in 2016, helping him win the White House with promises to put American workers first and bring back disappearing manufacturing and steel jobs. Whether they stick with him after this week's GM news and other signs that the economy could be cooling will determine Trump's political future. (AP Photo/Tony Dejak)