Liberty Wing Airman named best of best in AMC maintenance awards Published March 28, 2014 512th Airlift Wing Public Affairs DOVER AIR FORCE BASE, Del. -- Air Mobility Command officials announced this week the results for the 2013 AMC Oustanding Maintenance Professional of the Year Awards. Included in the list of winners is the 512th Maintenance Squadron's operations officer Maj. Mary Lent, who is the Reserve Associate Maintenance Officer of the Year. These awards are presented annually to AMC maintenance professionals who make exceptional contributions to mission readiness throughout the year. Congratulations.