Olympics 2016, track and field schedule: Galen Rupp runs for a U.S. medal in the marathon

Eliud Kipchoge is expected to win, but the U.S. could get a medal in track and field's final event. The world's best distance runners will race 26.2 miles through the streets of Rio on Sunday morning, fighting for the final three medals of track and field at the 2016 Olympics. Team USA's best hope for a medal lies in Galen Rupp. The Olympic Trials champ in the marathon won silver in the London 10,000 meters. He was fifth in the 10,000 on August 13, so could be tired heading into Sunday's maratho...