A puzzling clue leads Heidi to a new witness. His story about a phone call made from inside Whitehouse Farm on the morning of the crime threatens the entire case against Jeremy Bamber. New Yorker subscribers get early, ad-free access to “Blood Relatives.” In Apple Podcasts, tap the link at the top of the feed to subscribe or link an existing subscription. Or visit newyorker.com/dark to subscribe and listen in the New Yorker app. In the Dark has merch! Buy specially designed hats, T-shirts, and totes for yourself or a loved one at store.newyorker.com. Please help us improve New Yorker podcasts by filling out our listener survey: https://panel2058.na2.panelpulse.com/c/a/661hs4tSRdw2yB2dvjFyyw Learn about your ad choices: dovetail.prx.org/ad-choices