Military officials confirmed two service members died in Aurora, Colorado on Friday when a gunman opened fire during the ‘Batman’ screening.

Cryptologic Technician 3rd Class John Larimer and Air Force Staff Sgt. Jesse Childress were among those killed during the rampage at the Century 16 theater complex that left at least 12 people dead and 59 injured.

Larimer, 27 joined the Navy in June 2011 while Childress, 29, a reservist and cyber systems operator who became part of the Navy on January 2002. Both were assigned to units based at Buckley Air Force Base, Colorado.

Aside from Larimer and Childress, a sailor and an airman were injured when suspect gunman James Holmes, 24 started firing weapon shortly after midnight in the crowded theater.

The troops were attached to Navy Information Operations Command, the command under the Navy’s cyber command and the U.S. 10th Fleet.

In a statement released Friday, base commander Col. Daniel Dant, said “We are deeply saddened by the loss of each and every loved one. All military or their families affected can receive assistance through our base services. Please contact the base chapel 720-847-4631 if you or a loved one need assistance due to this event.”