Hitchhiking robot lasts just two weeks in the US
 

Hitchbot might have made it across Canada, but it appears that the US wasn't quite so kind to this mechanical traveler. The hitchhiking robot's American journey has ended after a mere two weeks thanks to a vandal attack in Philadelphia. While th...

http://www.engadget.com/2015/08/02/h...cid%3Drss_semi