Next spring can't come quick enough for the first-ever public Halo 3 beta.
To be in with a chance of competing against the world's elite, we suggest you memorise the layout of the maps in these new screens. They just might be the maps that get released to the public.
Bungie recently gave us a run down of how the developer expects the gameplay to pan out on the first three maps. Read more on that here.
As soon as we know about Halo 3, so will you.