Ubisoft announced that Tom Clancy’s Rainbow Six 4 will now be officially titled Tom Clancy’s Rainbow Six: Lockdown. The game is being developed by two of Ubisoft’s award-winning studios: Red Storm Entertainment, the maker of the original Rainbow Six, & Ubisoft’s Montreal Studio. During the game, you lead Team Rainbow, the world's most elite counter-terrorist unit, as they are assigned the mission to deal with a bioterrorist threat. Team Rainbow is personally targeted by an evil terrorist organization, so now they must fight and save some of their own. Press 'read more' for details.