CHICAGO, IL - APRIL 17: of the Chicago Bulls of the Washington Wizards at the United Center on April 17, 2013 in Chicago, Illinois. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement. (Photo by Jonathan Daniel/Getty Images)Photo by: Jonathan Daniels/Getty Images
Jason Collins made his big announcement. Could the NFL have the next player to come out? Or would it be MLB or the NHL?