Lindsay Mushett

Frank goes on high alert when a threat to New York City may be imminent following a terrorist attack in the Middle East.

Danny and Baez investigate a possible serial killer who sends a chilling message to Danny, and Erin toys with the idea of applying for a judgeship.

When newspaper reporter Lorenzo Colt is targeted while wearing NYPD gear on a ride-along with Jamie and Eddie, Frank puts Danny and Baez on the hunt for the shooter who may be out for other members on the force.