Scam Calls Are Still a Huge Problem. How Do We Block Them?

Phone scams may seem like a thing of the past, but nearly a quarter of older adults who reported losing money in a scam last year said it all started with a phone call. But, there is tech that can help prevent these criminals from tricking you or your loved one. 

WSJ family and tech columnist Julie Jargon joins host Zoe Thomas to explain what they are and how they work.