Did Chase Merritt kill the McStay family, or did they accuse the wrong man?
Chase Merritt stands trial for his life in the murder of the McStay family.
A witness and an alibi suggest Merritt may be innocent of the murders.
Police look at suspects, and video of a truck may reveal the killer.
Police trace Merritt's phone to the graves, and a lawyer leaves the trial.
The defense detects new DNA in the graves, and a key suspect goes missing.
Tension builds as everyone awaits the verdict, and a new suspect surfaces.
Merritt claims new proof confirms his innocence, and a key figure emerges.
