Jessica Jensen, director, Dragon Mission Management at SpaceX, speaks to members of the news media during a prelaunch news conference on Dec. 3, 2019, for SpaceX’s 19th Commercial Resupply Services (CRS-19) mission for NASA to the International Space Station, at the agency’s Kennedy Space Center in Florida. NASA and industry leaders speak to members of the news media during the news conference. The SpaceX Falcon 9 rocket and Dragon cargo module are scheduled to launch on Dec. 4, 2019, from Space Launch Complex 40 on Cape Canaveral Air Force Station in Florida.