First Lady Michelle Obama meets with students in a pre-K classroom at the Yu Ying Public Charter School, a Chinese-immersion, International Baccalaureate elementary school in Washington, D.C., March 4, 2014.

First Lady Michelle Obama meets with students in a pre-K classroom at the Yu Ying Public Charter School, a Chinese-immersion, International Baccalaureate elementary school in Washington, D.C., March 4, 2014.