Investigators follow a digital trail – and the man in the hat – to solve the murder of a pregnant Tacoma woman

This story originally aired on April 8, 2023. It was updated on Jan. 6, 2024.

For Marie Smith, the realization that her daughter Kassanndra Cantrell had been missing for more than two days was almost more than she could take.

Marie Smith: I called everybody … anybody I could think of, and nobody had heard from her. … I was … hoping that she might be alive somewhere (emotional).