sentences:  3rd Squadron is assigned to 1st Brigade, 1st Squadron is assigned to 2nd Brigade, and 5th Squadron is assigned to 3rd Brigade.There is currently no 2nd or 4th Squadron, nor is there a regimental command.Formerly organized as the 4th Battalion of the 68th Armor Regiment, the 3rd Battalion was equipped with M-551 Sheridan and LAV-25 armored and reconnaissance vehicles to support the 82nd Airborne Division with light armor support until after Operation Desert Storm.