Just a few minutes ago, the Halo 4 release date was announced and a nice trailer was shown at the E3 2011.
Release Date: Halo 4 is coming out in November-December 2012 right in time for the holiday season 2012.
Some of the first Halo 4 screenshots:
We’ll keep you posted with some more Halo 4 screenshots. We expect Microsoft to announce a concrete release date next year.