Teaching in the AI world

We speak to Google about the introduction of artificial intelligence into classroom learning, and what they think this will mean for teachers and pupils.Also this week: Shiona McCallum reports on a new artificial limb which is making a big difference to the life of one man who has a very personal story to tell. And find out about the engineering technology that's being used to check the heart health of unborn babies as they grow in the womb. Presenter: Shiona McCallum Producer: Tom Quinn(Image: A female teacher sits at a classroom desk with a female high school pupil. They are looking at a laptop screen. Credit: Getty Images)