EUGENE, Ore.—Boris Berian spent his Sunday afternoon here signing autographs and posing for photos with dozens of fans just outside Hayward Field at the U.S. Olympic track and field trials, a scene that seemed unlikely a few months ago. Mr. Berian, to be sure, has elite-running bona fides: He is the reigning world indoor champion in the 800 meters and has the highest-seeded time heading into Monday’s final, making him a favorite to...

Source: Wall Street Journal July 04, 2016 18:27 UTC