Arizona Diamondbacks' Gerardo Parra celebrates as he crosses home plate after he hit a home run on the first pitch of the first inning of a baseball game against the Miami Marlins, Saturday, May 18, 2013 in Miami. (AP Photo/Wilfredo Lee)
Arizona Diamondbacks' Gerardo Parra celebrates as he crosses home plate after he hit a home run on the first pitch of the first inning of a baseball game against the Miami Marlins, Saturday, May 18, 2013 in Miami. (AP Photo/Wilfredo Lee)