180112-N-JE719-231 PORT CANAVERAL, Fla. (Jan. 12, 2018) Officers and crew assigned to Pre-Commissioning Unit Colorado (SSN 788) pose for a group photo. Colorado is the 15th Virginia-class attack submarine and is scheduled to be commissioned March 17, 2018. (U.S. Navy photo by Mass Communication Specialist 1st Class Jeffrey M. Richardson/Released)