Matt Huhn

When the remains of a young documentary filmmaker are found in a ventilation shaft in an underground Washington, DC, tunnel, Brennan and Booth must venture into the maze of tunnels beneath the city.

Enterprise comes to the aid of the Triannon, a species that worships the Spheres and their Builders. Once aboard Enterprise, their leader D'Jamat commandeers the ship in order to fight a holy war, and wipe out the heretics on his homeworld.

When Jack Bauer interrogates the most recent link to terrorist mastermind Bierko, shocking secrets are revealed. Meanwhile, conflict between CTU and Homeland Security officials escalates while the terrorists threaten to boost the magnitude of their attack.

When a suburban soccer mom is murdered, the CSIs uncover her family's dark past, while Delko continues his undercover mission.