1st Place - Tartan Racing (Carnegie Mellon), Pittsburgh, PA
2nd Place - Stanford Racing Team, Stanford, CA
3rd Place - Victor Tango, Blacksburg, VA
There is more post-race coverage at CNet and all over the web.
Lidar was a key technology used in the robotic cars.
Advancement in LIDAR capabilities is something that I have covered before
Lidar (Light Detection and Ranging) is an optical remote sensing technology that measures properties of scattered light to find range and/or other information of a distant target.
Image of buildings using Lidar