An engineering team at @NASAKennedy recently celebrated the completion of umbilical testing for umbilical lines and launch accessories that will connect from the mobile launcher to #NASASLS and @NASA_Orion for Exploration Mission-1. MORE >> https://t.co/SKKnOYnSD0 pic.twitter.com/joG17yR35h

— NASA_SLS (@NASA_SLS) August 2, 2018