Participants are seen waiting, at the start of the 3.8 kilometer (2.4 mile) swimming event of the Ironman Frankfurt 2008 triathlon in a lake near Frankfurt, central Germany, on Sunday, July 6, 2008. (AP Photo/Daniel Roland)
Participants begin swimming at the start of the 3.8 kilometer (2.4 mile) swimming event of the Ironman Frankfurt 2008 triathlon in a lake near Frankfurt, central Germany, on Sunday, July 6, 2008. (AP Photo/Daniel Roland)