FILE - Boston Celtics center Jason Collins battles Los Angeles Lakers center Dwight Howard (12) for a rebound during the first half of their NBA basketball game, Wednesday, Feb. 20, 2013 in Los Angeles. NBA veteran center Collins has become the first male professional athlete in the major four American sports leagues to come out as gay. Collins wrote a first-person account posted Monday, April 29, 2013 on Sports Illustrated's website.(AP Photo/Mark J. Terrill, File)