Day Zero (2007), Directed by Bryan Gunnar Cole – good movies with Elijah Wood, Chris Klein, Jon Bernthal, Ginnifer Goodwin

The military draft is back, three best friends are drafted and given 30 days to report for duty. In that time, they’re forced to confront everything they believe about courage, duty, love, friendship and honor.

http://www.imdb.com/title/tt0768183/