Dr. Kirt Costello, chief scientist for the International Space Station Program at NASA’s Johnson Space Center in Houston, speaks to members of the media in the Kennedy Space Center’s Press Site auditorium. The briefing focused on research planned for launch to the International Space Station. The scientific materials and supplies will be aboard a Dragon spacecraft scheduled for liftoff from Cape Canaveral Air Force Station's Space Launch Complex 40. The SpaceX Falcon 9 rocket will launch the company's 16th Commercial Resupply Services mission to the space station.