From left, NASA Communications’ Megan Cruz; Jennifer Scott Williams, manager for the Applications Client Support Office for the International Space Station Program; and Sarah Walker, director of Dragon mission management for SpaceX participate in a prelaunch news conference for SpaceX’s 23rd commercial resupply services mission at NASA’s Kennedy Space Center in Florida on Aug. 27, 2021. SpaceX’s Falcon 9 rocket, with the Dragon spacecraft atop, is targeted to lift off from Kennedy’s Launch Complex 39A at 3:37 a.m. on Saturday, Aug. 28. The mission will deliver new science investigations, supplies, and equipment to the crew aboard the International Space Station.