NCIS: Season 3, Episode 19 - ProjectFreeTV

3 - 19: Iced

NCIS is called to investigate a dead Marine First Sergeant found in a frozen lake. The discovery of three more dead men in the lake leads Gibbs to the underworld of an international street gang, which may threaten the safety of the team. The team finds a link between the dead men and a one-year-old case concerning the accidental shooting of a Marine by the gang.