: Gibbs and Tony go undercover to infiltrate a local militia and track down stolen military weapons being sold on the black market.
In , titled " Split Decision ," the team investigates the grisly discovery of a Marine's body impaled on a tree stump, which leads them into a dangerous world of illegal weapon smuggling. This episode originally aired on May 11, 2004 . Episode Highlights Watch NCIS S01E (21)
: During a standoff at a pawn shop, Tony's "buyer" reveals herself to be an undercover ATF agent , Melinda Stone. Notable Guest Stars Bellamy Young as ATF Special Agent Melinda Stone. : Gibbs and Tony go undercover to infiltrate
: While it initially looks like an accident, Ducky determines the Marine was killed by a shoulder-launched assault weapon before being placed on the stump. Episode Highlights : During a standoff at a
: A group of teenagers filming a stunt find the body of a Marine ordnance specialist in the forest.
