Jack Gwaltney

Carrie helps Aidan get along with Big; Miranda and Steve grow closer.

A carjacking involving SARS forces detectives to attempt to prevent an outbreak.

As Detective Carter deals with the fallout from her recent encounter with Reese and Finch, The Machine ups the ante for the duo by giving them four Social Security numbers instead of one.

The detectives believe a naval officer's death is related to a rash of murders and muggings.

When Alicia goes head-to-head in the courtroom with former boss Jonas Stern, she debates whether or not to use personal information to her advantage. Meanwhile, Peter uses religion to work on his appeal.

When an assassination attempt is made on Frank's life, Danny goes on a hunt to track down the shooter and find out if the attack was random or by someone with a vendetta against the Commissioner.