POINT THE WEAPON IN A SAFE DIRECTION AND ATTEMPT TO PLACE IT ON SAFE, VIGOROUSLY PULL THE CHARGING HANDLE FULLY TO THE REAR AND LOCK IT IN PLACE USING TH BOLT CATCH, AND PLACE THE WEAPON ON SAFE IF YOU HAVE NOT ALREADY DONE SO, VISUALLY INSPECT THE BOLTFACE, CHAMBER AND MAG WELL, FULLY INSERT A LOADED MAGAZINE INTO THE MAG WELL AND TUG AT THE BOTTOM TO INSURE IT IS PROPERLY SEATED, RELEASE THE BOLT CARRIER GROUP USING THE PADDLE ON THE BOLT CATCH, THEN PULL BACK ON THE CHARGING HANDLE AND SLIGHTLY OPEN THE BOLT TO INSURE A CARTRIDGE HAS BEEN STRIPPED FROM THE MAGAZINE AND CHAMBERED INTO THE WEAPON, RELEASE THE CHARGING HANDLE TO RE-CHAMBER THE ROUND- IF NECESSARY, THE FORWARD ASSIST CAN BE USED, AND THEN CLOSE THE DUST COVER. At least this is how we taught it. Seemed to work pretty well.