September 11, 2016 9:30 am Video Appears to Show Clinton Stumble at 9/11 Memorial Video appears to show Democratic presidential candidate Hillary Clinton stumble as she leaves the 9/11 memorial at ground zero Sunday morning. Video credit: Zdenek Gazda. US & World Videos 0:47 WATCH: Comet fragment lights up the sky in Portugal 1:43 World reacts to death of Iran's president 1:58 ICC seeking arrest warrants for Israeli and Hamas leaders 1:07 Cargo ship that crashed into Baltimore bridge moving back to port 5:30 Jake Gyllenhaal sings Boyz II Men During ‘SNL' season finale