AFMC commander visits Tinker air logistics center Published Jan. 28, 2011 TINKER AIR FORCE BASE, Okla. -- Inside an E-3 Sentry aircraft at the Oklahoma City Air Logistics Center, Gen. Donald Hoffman gets an update on Block 40/45 modifications, including upgrading fiber optic and traditional data cabling, from Tinker's William Baumann, E-3 Production Flight Chief for the 76th Maintenance Wing. General Hoffman, commander of Air Force Materiel Command, stopped at Tinker Jan. 24, 2011, for a brief visit. During his trip, General Hoffman also gave a command presentation to some of the state's top business leaders at the Economic Club of Oklahoma.