http://wow.curse.com/blogs/sc2-en-previews/archive/2008/09/17/N3515Id.aspxThe StarCraft II website was updated with the second Terran building that Blizzard is showing off: the Sensor Tower. This tower appears to offer a new detection mechanism for the Terran forces, but it's currently unknown if the Missile Turret willen-USCommunityServer 2008 SP1 (Build: 30619.63)