Electronic Entertainment Expo, or E3, the world's biggest video game trade fair, kicked off on Tuesday with a focus on new motion-sensing technology that insiders say will gaming to a new dimension, literally. Microsoft announced that its hotly-anticipated motion-sensing "Kinect" controllers for Xbox 360 consoles -- which harnesses 3-D technology allowing gamers to use natural body movements instead of hand-held controllers -- would be available in the United States beginning November 4.  Duration: 01:59.