Summary: This has been a week where concerns over the rapidly expanding use of artificial intelligence resonated loudly in Washington and around the world. Geoffrey Hinton, one of the leading voices in the field of AI, announced he was quitting Google over his worries about what AI could eventually lead to if unchecked. Hinton discussed those concerns with Geoff Bennett. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
