PORTLAND, Oregon — The U.S. Bancorp Tower has added a new member to its security team: a robot. Nicknamed Rob, the robot stands at 5 feet, 5 inches tall and weighs 420 pounds. Like some other large ...

Join Rob, the galaxy's most curious and adventurous robot as he explores wondrous planets with his friends Ema, the alien linguist, TK the walking toolkit and Orbit the quriky artist. ABC iview Home ...