GameSpy's Contract J.A.C.K. preview, offering a look at this stand-alone No One Lives Forever 2 expansion pack. In the expansion you play John Jack, a "rugged anti-hero", and according to the preview the game puts more focus on action than stealth. Here's a list of features, and some screenshots are are available as well
GameSpot has a Q&A with Monolith designer Craig Hubbard about the expansion.