The Call of Duty: Modern Warfare 3 beta has kicked off its second weekend, which is now open to Xbox and PC players. Sledgehammer Games shared patch notes of changes made since the PlayStation exclusive beta closed. The Call of Duty: Modern Warfare 3 beta has kicked off its second weekend, which is now open to Xbox and PC players. Sledgehammer Games shared patch notes of changes made since the PlayStation exclusive beta closed. Read More Windows Central RSS Feed