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Tyler Stow, son of Bryan Stow who was beaten at Dodger Stadium last year, throws out the ceremonial first pitch as Giants pitcher Jeremy Affeldt looks on before the start of the San Francisco Giants Opening Day baseball game against the Pittsburgh Pirates in San Francisco, Friday, April 13, 2012. (AP Photo/Eric Risberg)

Cain throws 1-hitter in Giants' home opener

Matt Cain allowed only a single as he pitched a shutout, and fan Bryan Stow made a moving appearance from the big screen as the Giants beat the Pirates 5-0 on April 13.