Kim Estes

The team are called to shut down a campus in order to create a profile for a killer, but they have doubts about the main suspect after taking them into custody.

In the biggest case of his career, Marshall faces off with his archenemy, Brad; the gang remembers delinquent moments from their teenage years.

In the aftermath of an event that strikes close to home, the NCIS team unite to seek answers and demand justice, in order to protect their most vulnerable colleagues.

The problem of toxic waste disposal becomes real to Don, Charlie and the team when several children are injured after a sinkhole collapses underneath a school playground.

The prosecution calls a surprise witness in Alison's trial; Aria, Emily and Spencer race to find last-minute evidence; Ezra and Caleb have differing opinions on what Mike should do if he is called to testify.

Brenda is investigating the death of a young house-sitter. The LAPD undergoes major structural changes and Captain Raydor continues her audit of Brenda's department.