Expedition 39 flight engineer Rick Mastracchio poses for a self-portrait with Robonaut 2.
ISS039-E-003797 (15 March 2014) — Expedition 39 flight engineer Rick Mastracchio poses for a self-portrait with Robonaut 2 in the U.S. Laboratory (Destiny) during a televised public event. (Note: The event was shown live on March 14 in U.S. time zones).