Russell Edge

Charlie is trying to determine where a dirty bomb strike would have the most impact, when a truck carrying atomic waste is hijacked by thieves who threaten to unleash a bomb if a multi-million dollar ransom is not paid.

Castle and Beckett pursue a ruthless killer who, they discover, is part of a sinister, international conspiracy.

Castle and Beckett race to find the `Linchpin' in order to stop the first domino in a chain of events which will plunge the United States into war.

Addison, Amelia, and Fife try to save Maya and her unborn child; Sam makes a grim discovery; Cooper makes a valiant effort with Charlotte; an unexpected death leaves everyone stunned.

The CSIs uncover a meth lab, and a corrupt FBI agent with a lot of secrets, while investigating the murder of a young woman.

The team discover that a murdered Jane Doe was a swindler with a male partner and a horde of angry, cheated victims.