Giants Reaction February 17, 2021 1:31 pm Giants' Buster Posey is keeping arm in shape by ‘firing diapers' at his son Spring training or potty training? Giants catcher Buster Posey jokingly reveals how “accurate” he’s become at throwing the twins’ dirty diapers to keep his arm in shape. 49ers videos 0:47 Murphy homer gives Giants 1-0 lead over Red Sox 3:10 Kotsay believes Toro, Nevin deserve praise for offensive production 1:49 Toro excited about A's energy after sweeping Pirates 0:12 Nevin's homer extends hitting streak, A's lead 0:11 Toro slams homer to give A's lead over Pirates