"Follow us June 11-13 as we live stream the full Battlefield 4™ booth experience straight from the E3 show floor. See the new "Siege of Shanghai" multiplayer map in action, get developer interviews and fan reactions, and see the all-new Spectator mode in action. This live stream is open to anyone with a registered Origin ID account."
Battlefield 4™ Second Assault will be available post launch first for Xbox One consumers. This Premium expansion pack will feature four of the most fan-favorite maps from Battlefield 3, redesigned to take advantage of our advanced Frostbite 3 engine and enhanced to include new multiplayer features from Battlefield 4.