Denver Broncos reserve tailback Damien Nash collapsed and died Saturday night after an appearance in a charity basketball game in St. Louis. Nash, a two-year NFL veteran, was 24. Agent David Canter confirmed his client's death, as did Denver team officials. "We have been informed of the passing of Damien Nash," team spokesman Jim Saccomano said Saturday night. "We are attempting to get more details. We have people in Indianapolis that we're attempting to contact. We do know it's true."