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.  Learn more about your ad choices. Visit megaphone.fm/adchoices