LatinoReview.com nabbed Halo: Fall of Reach concept images based on the spec script by Stuart Bettie.  The script is based on the Sci-Fi book of the same name by Eric Nylund, who wrote the 2001 book from the Halo video games.

Quite a few fans of the video games want to see this movie made.  LatinoReview.com seems to be the best source for continuial updates on the progress of getting Halo on the big screen.