Giants trainer Dave Groeschner said that closer Brian Wilson's underwent successful Tommy John surgery Thursday in Florida, according to Associated Press reporter Janie McCauley.
McCauley tweeted Thursday afternoon that Groeschner told her that the surgery was "all done" and "went as planned."
#SFGiants athletic trainer Dave Groeschner says closer Brian Wilson's Tommy John elbow surgery "all done. Went as planned."
— Janie McCauley (@JanieMcCAP) April 20, 2012
Read more: Report: Wilson's surgery 'went as planned'
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