Im allmost sure it will , I play americas army PC and i love it , I dont know how well it will play on the xbox version OR how it will look .
I do remember seeing a post on the AAO forum regarding this same question and the outcome was yes it will play .
If your still in dout go to americasarmy.com and make a post in the help forum ( if you aint allready ) , You will get an answer within a few minz .
Good luck and ggz