Biden stumbles at Air Force commencement speech. Jun 2, 2023 8:51:22 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Swampy on Jun 2, 2023 8:51:22 GMT -5 He says he stumbled over a black sandbag, but I don't see a sandbag in this picture. No one ever accused Trump of being senile or being physically inept.