June 20, 2018 12SWS change of command Col. Devin Pepper (left), 21st Operations Group commander passes the 12th Space Warning Squadron guidon to Lt. Col. Neil Menzie (right), 12 SWS incoming commander, who assumed command June 7, 2018. The ceremony was held on Thule Air Base, Greenland.
June 21, 2017 12th Space Warning Squadron welcomes new commander Col. Devin Pepper, 21st Operations Group commander, hands the 12th Space Warning Squadron guidon to Lt. Col. Carl Bottolfson at a change of command ceremony, June 8, 2017, at Thule Air Base, Greenland. The 12th SWS provides critical, real-time warning of ballistic missile attacks against North