President Barack Obama is joined by members of Congress, including former astronaut Sen. Bill Nelson, right, and school children as he talks Tuesday, March 24, 2009, with astronauts on the International Space Station from the Roosevelt Room at the White House.
President Barack Obama is joined by members of Congress, including former astronaut Sen. Bill Nelson, right, and school children as he talks Tuesday, March 24, 2009, with astronauts on the International Space Station from the Roosevelt Room at the White House.Image Credit: White House/Pete Souza