San Francisco Giants pitcher Javier Lopez (49) against the San Diego Padres in a baseball game in San Francisco, Tuesday, Sept. 13, 2011. (AP Photo/Jeff Chiu Stock Photo - Alamy

San Francisco Giants reliever Javier Lopez delivers during the ninth inning of a baseball game against the Seattle Mariners at Safeco Field in Seattle, Sunday, June 17, 2012. The Mariners won 2-1. (

San Francisco Giants pitcher Javier Lopez (49) against the Colorado Rockies during a baseball game in San Francisco, Monday, May 14, 2012. (AP Photo/Jeff Chiu Stock Photo - Alamy

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San Francisco Giants reliever Javier Lopez looks to the plate in a driving rain in the

San Francisco Giants pitcher Javier Lopez (49) against the Colorado Rockies during a baseball game in San Francisco, Monday, May 14, 2012. (AP Photo/Jeff Chiu Stock Photo - Alamy

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San Francisco Giants pitcher Javier Lopez (49) against the Colorado Rockies during a baseball game in San Francisco, Monday, May 14, 2012. (AP Photo/Jeff Chiu Stock Photo - Alamy

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San Francisco Giants pitcher Javier Lopez (49) against the San Diego Padres in a baseball game in San Francisco, Tuesday, Sept. 13, 2011. (AP Photo/Jeff Chiu Stock Photo - Alamy

San Francisco Giants pitcher Javier Lopez (49) against the Colorado Rockies during a baseball game in San Francisco, Monday, May 14, 2012. (AP Photo/Jeff Chiu Stock Photo - Alamy

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San Francisco Giants pitcher Javier Lopez (49) against the Colorado Rockies during a baseball game in San Francisco, Monday, May 14, 2012. (AP Photo/Jeff Chiu Stock Photo - Alamy