NASA Astronaut Serena Auñón-Chancellor at Excel Academy In Washington, D.C.

NASA astronaut Serena Auñón-Chancellor is hugged by students after a presentation about her experience on Expeditions 56 and 57 onboard the International Space Station at Excel Academy Public Charter School in DC. via NASA http://www.nasa.gov/image-feature/astronaut-serena-aunon-chancellor-at-excel-academy-in-washington-dc