Ashton Eaton competes during the decathlon 110-meter hurdles at the U.S. Olympic Track and Field Trials on July 3, 2016, in Eugene, Oregon.
Ashton Eaton competes during the decathlon 110-meter hurdles at the U.S. Olympic Track and Field Trials on July 3, 2016, in Eugene, Oregon. Matt Slocum AP
Ashton Eaton competes during the decathlon 110-meter hurdles at the U.S. Olympic Track and Field Trials on July 3, 2016, in Eugene, Oregon. Matt Slocum AP

Thursday’s prime-time Rio Olympics coverage features Ashton Eaton attempting to win back-to-back decathlon titles

August 17, 2016 3:05 PM