Mariano Rivera Was Facebook’s MLB All-Star Game MVP, Too

New York Yankees Relief Pitcher Mariano Rivera made his final appearance in the Major League Baseball All-Star Game Tuesday night, as the surefire Hall of Famer will retire at the end of the season. Rivera walked away with Most Valuable Player honors, both from the game and from Sports on Facebook, as he was the most-mentioned player on the social network between 7 p.m. and midnight ET Tuesday.