The Latest on the Olympics ahead of the Rio Games (all times local to Rio de Janeiro):
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5:55 p.m.
USA Swimming has filled out its coaching staff for the Rio Olympics.
Bruce Gemmell, Greg Meehan and Ray Looze will serve as assistant coaches for the women's team, while Jack Bauerle, Dave Durden and Mike Bottom are going to work with the men's team.
The head coaches were announced months ago. They are David Marsh (women) and Bob Bowman (men).
Gemmell is coach of the Nation's Capital Swim Club and works with Katie Ledecky, expected to be one of the biggest stars of the Rio Games.