U.S. Rep. Ben Chandler, Kentucky Democrat, speaks to supporters Tuesday night as he concedes his race to Republican Andy Barr. By the time the race was over, President Obama had been vilified in the mining industry, and Mr. Chandler had been portrayed as his surrogate. He and Mr. Obama lost Kentucky. (Associated Press)

U.S. Rep. Ben Chandler, Kentucky Democrat, speaks to supporters Tuesday night as he concedes his race to Republican Andy Barr. By the time the race was over, President Obama had been vilified in the mining industry, and Mr. Chandler had been portrayed as his surrogate. He and Mr. Obama lost Kentucky. (Associated Press)