The contract goes to GAS - 300 will be affected. I hope some of those folks will be able to transfer to GAS as they will have to tend the contract now - and we know how hard it is to hire people. It's just an update based on media reports, I work for a competitor and have no inside knowledge about what's happening here. My sources are listed below.
http://www.macon.com/news/business/article201143469.html
http://www.startribune.com/sun-country-will-cut-350-ground-workers-at-msp-taps-canadian-firm-to-manage/474606963/
http://www.kare11.com/article/news/sun-country-to-cut-350-jobs/89-521084827