OSAN AIR BASE - Senior Airman Clinton Brown, 51st Civil Engineer Squadron electrical systems technician, communicates with his unit command center (UCC) during a post attack reconnaissance (PAR) sweep as part of a training scenario for a base-wide training event at Osan Air Base, Republic of Korea, Aug. 16, 2022. Communication between PAR teams and the UCC is key as PAR teams effectively describe what possible hazards are outside the unit’s work areas.