The TB cops rescue hostages with the assistance of a robot, a K9 team dog saves the day and a desperate suicide jumper is rescued by the cops.

An Elvis fanatic (Eddie Mekka) threatens to shoot his hostage unless the ESU cops produce his idol; Bobby and Jessy answer a report of a possible jumper on a bridge; Casey contends with a mugger; a traffic copter plunges into the East River.

A boy is trapped on a bell-tower ledge; a man holds hostages inside a building he's threatening to blow up, and a pregnant woman trapped in the building's elevator goes into labor.

Mike and Odom hunt for an emotionally disturbed man (Chuck McCann) armed with a gun at a zoo; and the ESU battles with a sniper hiding aboard the aircraft carrier Intrepid.

ESU deals with an ax-wielding artist (Jude Ciccolella) in a gallery, a man dangling from a rope tied to a catwalk and teenage jewel thieves living in a subway tunnel; Wojeski and his wife (Brit Hammer) cope with a loss; and Red (Leo Burmester) runs into an old friend.

Bobby (John Bolger) learns he may be separated from his son for six months, and later he and Jessy are trapped during a rescue in a cave; two burglars get a surprise while robbing an apartment.

The TB cops must come to the assistance of two colleagues who transported prisoners and were assaulted. The crooks have left a hand grenade and taken a policeman hostage.