NASA Associate Administrator for STEM Engagement Mike Kincade, left, White House Office of Science and Technology Policy Director Kelvin Droegemeier, center, and Kelvin Manning, right, associate director, technical, of NASA’s Kennedy Space Center in Florida, pause for a photo on the roof of the Vehicle Assembly Building on July 10, 2019. Droegemeier visited the iconic rocket-assembly facility in the heart of Kennedy’s Launch Complex 39 Area during a tour of the multi-user spaceport.