Operations Group deputy commander promoted Published Dec. 8, 2010 GRISSOM AIR RESERVE BASE, Ind. -- Laen August, 434th Operations Group deputy commander, was recently promoted to the rank of colonel. Numerous family members, friends and base personnel were on hand to witness the special ceremony at Grissom. The 434th OG is the channel through which the commander commits his KC-135 Stratotanker forces. The operations group commander is delegated the authority to supervise and direct the refueling squadrons assigned to the wing and is directly responsible for all KC-135 operational matters within the wing. Through the refueling squadron commanders, he supervises activities of the KC-135 Stratotanker combat-ready aircrews. This includes all operational and training functions and related day-to-day activities. The day-to-day efforts of the members of the 434th OG support the Air Force and the Air Force Reserve Command. Stay connected, join the 434th ARW on Facebook and Twitter.