@CNN: Former President Barack Obama visited Children’s National Medical Center in Washington, D.C., wearing a Santa hat and carrying a bag of gifts. Obama also led patients and staff in a “We Wish You a Merry Christmas” sing-along. https://t.co/EXUNbiRKoF

@CNN: Former President Barack Obama visited Children’s National Medical Center in Washington, D.C., wearing a Santa hat and carrying a bag of gifts. Obama also led patients and staff in a “We Wish You a Merry Christmas” sing-along. https://t.co/EXUNbiRKoF