Owiso Odera

When Alicia pays a visit to longtime client Colin Sweeney, she finds herself in the unwanted role of witness when a body is discovered in his home. Meanwhile, Eli steps in when an unfortunate picture of Zach threatens to become a public relations nightmare for Peter. Dylan Baker returns as Colin Sweeney and Laura Benanti guest stars.

Jamie's career hangs in the balance when he shoots an armed man in a tourist spot, leading Danny to conduct an investigation into the gunman.

Callen and Sam search for a murder suspect -- a retired assassin (Danny Trejo) they encountered on their first case together.

Elizabeth asks the president for help with a dire situation in Western Africa but ends up being faced with unexpected consequences.

Don and Megan hunt for a former chemist who is thought to be tampering with over-the-counter medication, causing many people to suffer seizures.