epa01716768 A Nasa handout picture showing NASA's STS-119 space shuttle crew from left; Joseph Acaba, Tony Antonelli, Lee Archambault, John Phillips, Richard Arnold, Steve Swanson, present President Barack Obama, fourth from left, with a montage in the Oval Office of the White House, Washington, DC, USA on 01 May 2009. EPA/MANDATORY CREDIT BILL INGALLS / EDITORIAL USE ONLY/NO SALES
