E3 2012: Microsoft Drop the Bomb; Halo 4

Microsoft has begun , at E3, the presentation of one of the most anticipated games for all ages. Ladies and gentlemen ... Halo 4.

An incredible presentation begins with the awakening of a new and powerful enemy hidden in the universe, so powerful to eradicate the Covenants and human ... luckily we have the help of Master Chief.

The video presentation is the perfect definition of hype, begins with an introduction with real actors, showing all the grandeur of the human race and valuable UNSC army, the proud soldiers attending a statement of his command from a cruise space when a terrible accident occurs. A strange and powerful tractive force, drag to cruise to rush into a planet, and witness of all is the Master Chief.
In a race to assist the wounded, we found a dangerous new threat, a race of robots unexpectedly an indescribable force appears before us. Wearing a new and advanced weaponry, this new enemy is the most powerful in the history of Halo, and decided to end it all.
The demo shows gameplay of new game features such as a new hub that brings us inside the helmet of Master Chief, Cortana can videoconference with other soldiers, using reconnaissance scanners and all necessary information from our view. The game shows fluid, with high-end graphics, battles will be an experience of attack moves and effects.

Unfortunately, they didn't show more information about story or Release date...
The Return of Master Chief, Cortana in all its glory (and even pissed) and the appearance of a mysterious threat star in the game with more prominence of Microsoft in this E3.