In the Kennedy Space Center’s Press Site auditorium, Kirt Costello, International Space Station program chief scientist at NASA's Johnson Space Center in Houston, speaks to members of the media during a prelaunch news conference for the SpaceX CRS-16 commercial resupply services mission to the International Space Station. A Dragon spacecraft is scheduled to be launched from Space Launch Complex 40 at Cape Canaveral Air Force Station. The SpaceX Falcon 9 rocket will lift off on the company's 16th Commercial Resupply Services mission to the space station.