sentences:  DelToro assumed command of the Naval Undersea Warfare Center (NUWC) in July 2015.In this position, he was responsible for leading more than 5,000 scientists, engineers, technicians and support personnel, both civilian and active duty, within two NUWC divisions.NUWC provides full spectrum research, development, test and evaluation, engineering, and fleet support for submarines, autonomous underwater systems, and offensive and defensive weapon systems associated with undersea warfare.