United States Olympic Trials (track and field) fill out the field. Since 1972 there have been a minimum of 24 entries in any event, with the popular sprint events 100 meters, 200 meters, 400 meters and 110 meter hurdles having a minimum of 32 entries. Since 1992, athletes achieving the "A" standard are funded to attend the Olympic Trials, while "B" standard athletes have to pay their own way to the meet. Unlike many other countries, who have a selection committee, the selection to the United States Olympic Team is exclusively by results on the track. It's "do or die" in the prescribed event. If two or
10,000 metres 10,000 metres The 10,000 metres or the 10,000-meter run is a common long-distance track running event. The event is part of the athletics programme at the Olympic Games and the World Championships in Athletics and is common at championship level events. The race consists of 25 laps around an Olympic-sized track. It is less commonly held at track and field meetings, due to its duration. The 10,000 metre track race is usually distinguished from its road running counterpart, the 10K run, by its reference to the distance in metres rather than kilometres. The 10,000 metres is the longest standard track