Swimming Olympic Games 1920 at Antwerpen (bel) Men: 400 m Breaststroke August 25: Final: 1. Håkan Malmroth (swe) 6:31.8 2. Thor Henning (swe) 6:45.2 3. Arvo Aaltonen (fin) 6:48.0 4. Jack Howell (usa) 6:51.0 5. Per Cederblom (swe) 7:08.0