Daiya Seto claimed his third title of the national swimming championships Monday with victory in the men's 400-meter individual medley.On the final day of the week-long competition at Tokyo Tatsumi International Swimming Center, Seto touched the wall in a time of 4 minutes, 9.98 seconds to take back the national title he first won two years ago.The 24-year-old on Saturday won the 200 medley in a time of 1:56.69, a day after clinching the 200 butterfly in 1:54.44.Seto, one of Japan's top medal hopes in the pool at the 2020 Tokyo Olympics, won his fourth straight 400 medley gold at the short …READ FULL ARTICLE