Steven's attorneys cross-examine forensic experts about contaminated evidence and the absence of proof linking Steven to the crime.

As the murder trial concludes, Steven's attorneys present their case that law enforcement officials planted evidence to frame him.

After two long days of closing arguments, the jury begins deliberations. Steven's fate hinges on whether the jury believes police misconduct may have occurred.

Steven's trial is over, but a new one is just beginning. The jury must choose to believe either the suspect's confession or his conflicting statements.

In the years after Steven's and Brendan's very public trials, the various members of the Avery family struggle to mend their broken lives.

Powerhouse lawyer Kathleen Zellner offers to take Steven's case. Brendan's post-conviction lawyers fight in federal court to try to get him released.

Brendan's lawyers work to prove his conviction was based on a coerced confession. Kathleen tests Steven in new ways and visits the alleged crime scene.

Kathleen's forensic experts review the evidence found in Steven's burn pit. A 1996 statute limits Brendan's chances of success in federal court.

Cautiously optimistic, Brendan and his family wait to hear important news about his case. Kathleen files a motion for new scientific testing.

Searching for evidence of tampering, Kathleen visits Steven's trailer. A new twist in Brendan's case sends his family on an emotional roller coaster.

Kathleen obtains access to some of the original physical evidence from the case. The former prosecutor holds a press conference.