A new version of AA came out this December, here's what is new
America's Army: Special Forces 2.8 Coalition
AA Mission Editor
Modify existing levels and/or create new levels using any of the existing art, sound, particle effects and gameplay assets created by the Dev Team.
Mission Depot
Only maps submitted to Mission Depot
http://www.aamissiondepot.com will be reviewed and certified for approval to become official America's Army honor maps.
Map Tutorials
These explain the basic UnrealEd Tools and define the America's Army mission creation process.
Bug fixes
Lots of bugs are fixed