Photographers take pictures as the mobile launcher atop Crawler Transporter 2 rolls down the crawlerway to Launch Pad 39B at Kennedy Space Center, FL Tuesday, Oct. 20, 2020. The Mobile Launcher and its support crew are practicing for a wet dress rehearsal and launch next year of Artemis I. Mandatory Credit: Craig Bailey/FLORIDA TODAY via USA TODAY NETWORK Mobile Launcher Moved To Pad 39b (Photo by Craig Bailey/FLORIDA TODAY/USA Today Network/Sipa USA)