Joe Biden trips and falls on stage during Air Force graduation ceremony June 01, 2023 at 03:18PM

US President Joe Biden stumbled and fell on stage at the US Air Force Academy in Colorado, but the White House confirmed he was unharmed after tripping over a sandbag. Biden's age and physical fitness have been the subject of ongoing discussions, and he has had occasional missteps, including stumbling while boarding Air Force One and getting entangled in his bike pedals.