Donald Trump January 20, 2021 11:19 am Key Moments From Biden's Inauguration President Joe Biden was sworn in as the 46th commander-in-chief Wednesday. Here are some of the key moments from the inaugural ceremony. US & World Videos 0:40 Watch: Police dog tracks and finds missing 85-year-old woman in Colorado 2:19 11-year-old celebrates teachers with appreciation snack cart 4:58 Luke Hemmings embraces childlike wonder in new album ‘boy' 1:19 Met Gala 2024 after party looks: Cardi B, Lana Del Rey, EmRata 6:22 Craig Melvin compares ‘TODAY' crew to NASCAR