ASTRONAUTS HOLD STUDENT TEACHER CONFERENCE WITH CHILDEN IN ALEXANDRIA

Former Astronauts Joe Allen (2nd-R) William Readdy Jr. (C) and Roger Crouch talk with students following a video link student-teacher conference with Astronaut and teacher Barbara Morgan and Canadian Space Agency's mission specialist Alvin Drew who are aboard the International Space Station, at the Challenger Center for Space Education in Alexandria, Virginia on August 16, 2007. Winners of a national poster contest got the chance to question to Morgan and other astronauts. (UPI Photo/Kevin Dietsch)