120882120902120902PBS NewsHour full episode Nov. 17, 2014Tonight on the program, we examine the U.S. response to the execution of American aid worker Peter Kassig. Also: How a economist's ACA criticism may hurt the law, a look at military burn pits and whether they made soldiers sick, Sen. John McCain on his new book, a DEA investigation into the NFL's use of painkillers, and studying layers of Alaska's snow and ice to track climate change.2014-11-17 18:00:00disabledhide2365370899O59ax2A3bCUtrue