sentences:  They created a highly efficient organization to centralize command and control operations previously located within numbered air forces and airlift divisions.TACC was redesignated as the 618th TACC on April 1, 2007, and remained under that designation until being renamed the 618th AOC (TACC) Aug. 30, 2010.Air Mobility leverages a tightly integrated AMC team that includes the 618th TACC, commanders across the spectrum, crews, support personnel and customers.