In this image released by the Texas Army National Guard, Soldiers stationed at Forward Operating Base Prosperity, Baghdad, Iraq, participate in a question and answer session with Astronauts aboard the Space Station Tues., Dec. 29, 2009. Many of the questions posed were based on the welfare of the individual astronauts themselves. For example Army National Guard Master Sgt. Dennis Schrull, Headquarters Company, 72nd Infantry Brigade Combat Team, also a 31 year employee of Johnson Space Center, Texas, asked how the recycled water filtration system malfunction had been resolved.