The detectives investigate a murderer who poisons hospital victims with cyanide. They suspect a nurse whose profile is typical, but when they discover more murders away from the hospital they…

After young Sean Hamill is stabbed in the back at the schoolyard, detectives are led to Charlie Monaghan, the older boy who had previously gotten into trouble over Hamill, but…

Benson and Stabler enlist Huang’s help in probing the connection between the deaths of two high school students and an illegal marketing campaign by a major pharmaceutical company.