A patch/update just came out on Live recently that tweaked multiplayer gameplay a bit. Also, some new maps to download have been released.
Of the new maps, two are free, two are $5.99 for the pair, but are scheduled to become free I think June 28th if I remember right.
Of the new maps, two are free, two are $5.99 for the pair, but are scheduled to become free I think June 28th if I remember right.