Swimming Olympic Games 2004 at Athínai (gre) Men: 100 m Backstroke August 16: Final: 1. Aaron Peirsol (usa) 54.06 2. Markus Rogan (aut) 54.35 3. Tomomi Morita (jpn) 54.36 4. Lenny Krayzelburg (usa) 54.38 5. Matt Welsh (aus) 54.52 6. László Cseh (hun) 54.61 7. Steffen Driesen (ger) 54.63 8. Marco di Carli (ger) 55.27