In Good Morning America appearance, Sylvester Stallone says son Sage's death has been "veryLouis Peitzman8/14/12 10:09pmFiled to: Sylvester StalloneSage stalloneGood Morning America11EditPromoteDismissUndismissHideShare to KinjaToggle Conversation toolsGo to permalinkIn Good Morning America appearance, Sylvester Stallone says son Sage's death has been "very, very tough." Reply11 repliesLeave a reply