9/11 20 years live updates: Former presidents join Biden to honor lives lost

Saturday marks 20 years since the 9/11 terrorist attacks. Hijackers crashed two commercial airliners into the World Trade Center, striking the north tower at 8:46 a.m. followed by the south tower at 9:03 a.m. At 9:37 a.m., a third hijacked airline ...

source https://abcnews.go.com/US/live-updates/Sept-11-20-anniversary-live-updates/?id=79899988