MOJAVE - It's a long way from the woods and waters around Ithaca, N.Y., to the desert scrub of Mojave, but it's a trek worth taking if you're looking to test an unmanned vehicle capable of crossing rugged desert terrain all by itself. Oh, and it could net you a $2 million prize and untold prestige. Looking to win the DARPA Grand Challenge race this fall, the team from Cornell University has set up shop at a Mojave Airport hangar this summer, perfecting and testing their vehicle in an environment similar to the one they will face come race day....