The ulti-mutt pet? Chinese tech company develops robot dogs

It's whip fast, obeys commands and doesn't leave unpleasant surprises on the floor -- meet the AlphaDog, a robotic response to two of China's burgeoning loves: pets and technology. The high-tech hound uses sensors and Artificial Intelligence (AI) technology to 'hear' and 'see' its environment -- and can even be taken for walks.