Lars Ulrich threw out the ceremonial first pitch before the Oakland Athletics game vs. the Boston Red Sox. Lars was on hand with his son Miles. Members of Miles' class were special guests of the Oakland Athletics and were on the field during pre-game ceremonies. Lars threw out the first pitch to Oakland Athletics first baseman/outfielder Nick Swisher and met and took pictures with Oakland Athletics players Swisher, Mark Kotsay, and Mark Ellis. Check out photos: