Vance Warrior of the Week -- Airman 1st Class Dan Ackeret Published April 30, 2009 VANCE AIR FORCE BASE, Okla. -- Name: Airman 1st Class Dan Ackeret Duty: Airfield Systems, 71st Communications Squadron Hometown: Milwaukee, Wis. Favorite PT regimen: Running Mission contributions: Airman Ackeret contributed to repairing the VORTAC navigation system, preventing the system from exceeding critical safety parameters and crippling student pilot training, increasing reliability, reducing alignment time and maintaining an uptime rate of 96 percent. He has gained valuable knowledge, qualifying on two complex 7-level tasks and increasing task coverage by 50 percent.