NBCUniversal Inc. December 20, 2018 9:42 am Obama Plays Santa for a Day at DC Hospital Former President Barack Obama was Santa Claus for a day, surprising staff and patients at the Children’s National hospital with a red cap and a big red sack. US & World Videos 1:07 Britney Spears spotted as authorities respond to alleged hotel incident 2:15 Prince William and Kate Middleton ‘going through hell,' friend claims (report) 8:01 Lady Gaga's outfit changes, Rihanna's bold looks and more iconic Met Gala moments 1:59 TikTok's Maddy Baloy dead at 26: Gordon Ramsay and Tay Lautner pay tribute 3:04 Progress being made on demolition of overpass on I-95 in Norwalk