Glossary - 1 GLOSSARY 1SG first sergeant 5-C’s Confirm, Clear, Call, Cordon, Control (reactions to contact with an IED) 5-W’s Who, What, Where, When, Why? 5-S’s Search, S ilence, Segregate, Safeguard, Speed to rear (rules for handling prisoners) AA avenue(s) of approach AAR after-action review AATF air assault task force ABCDE method of identification and response to life-threatening conditions: Airway, Breathing, Circulation, Disability, Exposure ACE ammunition, casualties, and equipment ACL allowable combat load ACP aerial checkpoint ACU Army combat uniform ADA air defense artillery AG assistant gunner ATC air traffic controller; a mechanical belay device that locks down on itself when tension is applied in opposite directions ALT alternate AMC air mission commander ammo ammunition ANCD automated net-control device AO area of operations AOO actions on the objective AR automatic rifleman ABF attack by fire ATL Alpha team leader ATM Alpha Team bangalore torpedo A manually emplaced, 1.5-meter long explosive-filled tube used to breach wire and detonate simple, pressure-activated antipersonnel mines. Ten tubes will clear a 1- by 15-meter lane. belay Any action taken to stop a climber's fall or to control the rate a load descends binos Binoculars BMNT begin morning nautical twilight BN battalion body belay belay that uses the belayer's body to apply friction by routing the rope around the his body bow line on a coil knot used to secure a climber to the end of a climbing rope