Cati Blauvelt was discovered in an abandoned South Carolina farmhouse in 2016 — a broken knife blade inside her body. Almost immediately, her friends had one suspect in mind: John Blauvelt, her estranged husband, a once-respected Army recruiter.

In the soft South Carolina night, in the city of Simpsonville, Cati Blauvelt was missing. It had been two fearful days for her mom, Patti Piver.
Patti Piver: I just was terrified that something was …