Scouring new and old clues, police close in on one suspect. To keep listening, follow 'What Happened to the McStays?' for free on ⁠⁠⁠Apple Podcasts⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠, ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠Spotify⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠, ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠Amazon Music⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠, or wherever you listen to podcasts. Or subscribe to 20/20 True Crime+ to get access to new episodes early and ad-free, plus unlock exclusive bonus content from 20/20 and hundreds of episodes from the 20/20 true crime vault. Visit ⁠apple.co/2020truecrime⁠ to subscribe now. Terms apply. Learn more about your ad choices. Visit podcastchoices.com/adchoices