On the field, Adrian Peterson leaves little room for debate: He's one of the best running backs in the history of the NFL.

But the All-Pro appeared last week on Sirius XM NFL Radio and stirred up some controversy with his thoughts on gay marriage.

Posted in: Adrian Peterson

Robbie Rogers has signed a contract with the Los Angeles Galaxy of Major League Soccer, meaning he will soon become the first openly gay athlete to participate in an American team sport.

The former U.S. national team wing blogged in February that he was both homosexual and taking a break from the sport, writing at the time:

Posted in: Sports