This story is part of ESPN's ongoing series exploring what it means to be an openly gay athlete in the post-acceptance world. Look for stories on Derrick Gordon, Megan Rapinoe, Chris Mosier and others in ESPN The Magazine's Being Out Issue, on newsstands Oct. 30.   Subscribe today! NOT SO LONG ago, it seemed as if it was finally happening, that the revolution of athletes coming out of the closet had arrived and was passing, all within a few short years. Robbie Rogers had come out and played in MLS. College hoops star Brittney Griner had come out and played in the WNBA. Veteran NBA big man Jason Collins had come out and joined the Nets for their playoff run. Defensive prospect Michael Sam had come out before the NFL draft and been selected by the Rams. It looked as if we as a society were ready to take a quick leap from having no out gay athletes in major team sports to considering it ordinary. That what had been a thing might suddenly become no...