Powerade bottles in various flavors are photographed in San Francisco, Monday, May 5, 2014. A controversial ingredient, brominated vegetable oil, is being removed from some Powerade sports drinks. (AP Photo/Jeff Chiu)
Powerade bottles in various flavors are photographed in San Francisco, Monday, May 5, 2014. A controversial ingredient, brominated vegetable oil, is being removed from some Powerade sports drinks. (AP Photo/Jeff Chiu)
Atlanta Braves third baseman Chris Johnson, who agreed to terms on a three-year contract extension, stretches during the first inning of a baseball game against the San Francisco, Giants, Friday, May 2, 2014, in Atlanta. (AP Photo/David Tulis)
San Diego Padres starting pitcher Robbie Erlin throws against the San Francisco Giants in the first inning of a baseball game Wednesday, April 30, 2014, in San Francisco. (AP Photo)
San Francisco Giants' Michael Morse hits an RBI single off San Diego Padres starting pitcher Robbie Erlin in the first inning of a baseball game Wednesday, April 30, 2014, in San Francisco. (AP Photo)
San Francisco Giants starting pitcher Tim Hudson throw against the San Diego Padres in the first inning of a baseball game Wednesday, April 30, 2014, in San Francisco. (AP Photo)