South Korean public service robot plunges down stairs 'commits suicide'
A service robot working at a council in South Korea was unresponsive after falling down a two-metre-high flight of stairs, marking the first time a robot has died.Robot exits the laboratory causing traffic jams
The robot called Promobot IR77 successfully escaped from the laboratory in Russia and ran out of battery so it stopped in the middle of the road, causing a chaotic traffic.