Via AFP:
NFL prospect Michael Sam's announcement that he is gay sparked an outpouring of support on Monday along with questions as to how it might affect his fledgling career.
The ground-breaking revelation by the University of Missouri football defensive standout -- in interviews with ESPN and the New York Times on Sunday -- means that he could become the first openly gay player in the hugely popular National Football League.
US President Barack Obama, First Lady Michelle Obama and Super Bowl Most Valuable Player Malcolm Smith of the Seattle Seahawks were among the many who used Twitter to pra...