Activision had its Call of Duty XP for Call of Duty: Modern Warfare 3. And EA partnered with NVIDIA for its Battlefield 3 LAN. PC gamers got a first look at three multiplayer maps from Battlefield 3. The event, which included speakers from NVIDIA, Electronic Arts and developer DICE, took place aboard the USS Hornet Aircraft Carrier in Alameda, California. Check out highlights from the first day of the festivities in the video below.