The primary contractor for the Space Launch System rocket, Boeing, is preparing for the possibility that NASA cancels the long-running program. On Friday, with less than an hour's notice, David Dutcher, Boeing's vice president and program manager for the SLS rocket, scheduled an all-hands meeting for the approximately 800 employees working on the program. The apparently scripted meeting lasted just six minutes, and Dutcher didn't take questions. During his remarks, Dutcher said Boeing's contract...