U.S. National Championships
Men's 100 Butterfly
Prelims Heat 9
Lane Swimmer Team Place Time
1 Nathan Adrian Tacoma Swim Club 8 55.95
(26.03  55.95)
2 Darren Maxwell Tucson Ford Dealers Aquatics 6 55.16
(25.74  55.16)
3 Ryan Lochte Daytona Beach Swimming 2 53.24
(25.29  53.24)
4 Michael Phelps Club Wolverine 1 52.53
(25.20  52.53)
5 Peter Verhoef Coast Guard Blue Dolphins 3 53.38
(25.29  53.38)
6 Nicholas Walkotten Indiana University Club Paradi 4 54.39
(25.75  54.39)
7 David Seiler Sierra Marlins Swim Team 7 55.43
(26.07  55.43)
8 Patrick O'Neil Unattached Cal 5 54.66
(25.71  54.66)