(Crossover episode with CSI: New York, Season 2 Episode 7.) A crossover episode that concludes on “CSI NY” begins with a convicted serial killer who escapes after sabotaging an airplane…

When Mozzie believes someone he cares about has been kidnapped, he turns to Peter and Neal for help.

After a disabled boy dies of smoke inhalation during a fire, his parents and a building tenant with a history of “”accidental”” fires become suspects.

Briscoe and Green catch four murders and a kidnapping on the same day, and get handed confessions in each case.

A mentally challenged man is reunited with the mother who gave him away after his brother is killed.

Stabler goes undercover to infiltrate a rare animal smuggling operation.

The tragic shooting death of a young girl leads investigators to a little boy, and they soon realise that the gun used has been used in another crime scene.

Mobay has his first meeting with Adebisi. Glynn fires McManus after Tim makes a foolish outburst during the slain CO’s memorial service. Sister Pete still wrestles with ending her service…