First Lady Michelle Obama reads '' 'Twas the Night Before Christmas" at the Children's National Medical Center in Washington, D.C., Dec. 15, 2014

First Lady Michelle Obama reads '' 'Twas the Night Before Christmas" during a Christmas holiday program at the Children's National Medical Center in Washington, D.C., Dec. 15, 2014. The First Lady is seated with Elves Aaron Irby (age 9), and Kyra DeStefano (age 10), right, and Obama family pets, Bo and Sunny.