Dance, robot, dance! With Blanca Li

She made Beyoncé dance for her Mrs Carter tour, she got Pedro Almodovar’s flight attendants moving in "I’m So Excited!", and she's even persuaded Parisians to shake their thing in public. Spanish dancer-choreographer Blanca Li joins Catherine Nicholson in the studio to tell us how, and why, she’s now moved on to choreographing robots.