AAR Mobility Systems awarded $11.9 million sole-source firm-fixed-price (FFP) contract from the US Army Contracting Command, Detroit Arsenal, Michigan to produce Lightweight Multi-Purpose Shelters Cadillac, Michigan, April 15, 2020 (GLOBE NEWSWIRE) -- AAR’s (NYSE: AIR) Mobility Systems division, a leading global supplier of rapid deployment equipment, has been awarded a sole-source...