Meet HERB your robot butler

In the six-part series Cities Rising: Rebuilding America, Yahoo Global News Anchor Katie Couric examines how robotics made its home in Pittsburgh, becoming an industry leader in the innovation of industrial and personal robots. Carnegie Mellon’s Robotics Institute started the robotics revolution in the Steel City in 1979 and over the past 30 years the institute has spun out at least 30 start-ups in Pittsburgh, employing about 2,000 people.