Arizona Diamondbacks' Miguel Montero, second from right, is congratulated by teammate Ryan Roberts (14) and a batboy after hitting a two-run home run against the San Francisco Giants in the sixth inning of a baseball game Tuesday, Sept. 29, 2009, in San Francisco. AP Photo logo AP Photo 28 months ago

Arizona Diamondbacks' Miguel Montero, second from right, is congratulated by teammate Ryan Roberts (14) and a batboy after hitting a two-run home run against the San Francisco Giants in the sixth inning of a baseball game Tuesday, Sept. 29, 2009, in San Francisco.