Blizzard Turns up the Heat in World of Warcraft Patch 4.2

World of Warcraft's Cataclysm expansion brought the forces of Ragnaros the Firelord to Mount Hyjal, threatening to destroy the all-important World Tree. Now, the Horde and Alliance take the battle to the Firelord. Blizzard's Cory Stockton talked me through the upcoming 4.2 patch, from the Firelands dungeon to the new… » 4/28/11 4:00am 4/28/11 4:00am