Ted Marcoux

Jack finds Kyle's bag of suspicious white powder, Palmer learns more about the incriminating allegations against Anne and Chase chafes at being shut out of Jack's pursuit of Kyle.

President Palmer must make a life-threatening decision regarding Jack; Kim learns of her father's drug addiction; Ryan Chappelle takes command of CTU.

A troubled father goes on a killing spree at a foster care facility, and Dr Greene realises Dr Corday and their baby may be at risk due to his personal connection with the shooter.

Tragedy reunites Claire with an old nemesis; David meets Keith in a disco; Ruth spends a weekend with Hiram.

Lizzie identifies the woman who kidnapped her, rumours jeopardise an office relationship, and Cross is called to testify.

When Ally befriends a homeless man, she wonders if he's Mr Right, and Ling is arrested for running a brothel.