First update is a fu%$ing bombshell, but keep in mind it is still just a rumor. Supposedly this screenshot was taken from microsoft's xbox homepage.
So yeah, apparently yet again they have outed their own plans before they were officially released and what were those plans? Halo friggin 4!!!!!!!!! Sorry if you aren't a fan but that is huge news! Hopefully before Microsoft's portion of the show is over we will have some sort of confirmation on this bombshell of a rumor.