10 Feb. 2010 --- Naoko Yamazaki (center), along with NASA astronauts Dorothy Metcalf-Lindenburger (background) and Stephanie Wilson participate in an ingress/egress time...

10 Feb. 2010 --- Japan Aerospace Exploration Agency (JAXA) astronaut Naoko Yamazaki (center), along with NASA astronauts Dorothy Metcalf-Lindenburger (background) and Stephanie Wilson, all STS-131 mission specialists, participate in an ingress/egress timeline training session in a shuttle mock-up in the Space Vehicle Mock-up Facility at NASA's Johnson Space Center.