The second Day of Defeat: Source Free Weekend has begun. This free trial period features all the new content recently added in the Summer Update to Day of Defeat: Source, including the new gameplay type (Detonation), new missions (Jagd, Colmar) and gameplay and technology enhancements. If you already have Steam, click here to give it a try with no obligation to buy. If you do not have a Steam account, click here to create a free account and join the ranks for the Free Weekend. All Steam users also receive free access to the recently added Media area, which features the DoD movie shorts and a growing collection of game trailers.