First Lady Michelle Obama and Mrs. Bun Rany Hun, First Lady of Cambodia, are greeted by students

First Lady Michelle Obama and Mrs. Bun Rany Hun, First Lady of Cambodia, are greeted by students while visiting the Room to Read program at Hun Sen Bakorng High School in Siem Reap, Cambodia as part of the “Let Girls Learn” initiative on March 21, 2015. (Official White House Photo by Amanda Lucidon)