Jennifer Ikeda

The team investigate a strange cylinder, found in a deadly explosion at a construction site in New York City. The cylinder was in the middle of the explosion and was completely unharmed.

While Elizabeth accompanies Alison on a college campus tour, she is ambushed by protestors about a Chilean mining operation involving the U.S. and Chilean governments.

Frank and Garrett try to convince Mayor Chase to work better with others to properly run the city. Danny and Baez try to track down the person who vandalised several NYPD vehicles with anti-cop graffiti. Erin is shaken after a car accident.

Danny consults a psychic to solve the murder of a young boy; Frank is at odds with the mayor over how best to protect the city from an uptick in crime following a high-profile shooting; Erin investigates a decades-old case.