Two-time world champion Daiya Seto edged Rio Olympic champion Kosuke Hagino in the men's 400-meter individual medley at the national swimming championships Thursday.Seto beat his good friend and the defending national champion Hagino by a hair at the wall, finishing in 4 minutes, 10.44 seconds -- 0.01 seconds ahead of Hagino.The championships double as a qualifier for this summer's world championships in Budapest."My time wasn't great, but this is one I've wanted to win for a long time," Seto said.It was Hagino's first meet in Japan since he had elbow surgery following the Rio Olympics. He …READ FULL ARTICLE