through an 18 kilometers of circuit. they have recognition, construction detours. i would fail that one. obstacle avoidance and the end stop. now some of the participants are from chinese and foreign universities. now, don, you've got to prepare it say, ahhhhh. >> not about the car, right? >> no, not about the car. about the next story. you've got to meet the 26-month-old female panda cub. are you ready to say awwwweee. the cub will be released into the while after more than two years of wildlife training in southwest china to minimize human intervention. here is the crux of the story, don. with that cub, researchers put on panda costumes while interacting with her in the environment. would you do this, don? >> no. because they look cute but they will bite your heads. they will claw you. >> when they are small and nice and cuddly.