Noel Arthur

New mum Meredith faces a tough choice that will affect the life of a loved one; still reeling from the news of Arizona's infidelity, Callie makes a bold decision about her marriage.

Frank tries to palm off his parenting duties onto the oldest daughter Fiona. Lip tutors some girls and is repaid in kind.

JD switches his night off so that he can spend some more time with Turk. Jordan makes Dr Cox go on a double date. Dr Kelso must deal with the death of his dog.

DiNozzo is reunited with his ex-girlfriend, Jeanne Benoit, when insurgents in Sudan attack a group of volunteer doctors, including her husband.

A Marine, caught up in gang warfare, is killed in a drive-by shooting. Fearing for the safety of the man's younger brother, the team investigate and uncover evidence of a smuggling operation.

A serial killer claims to have information about the murder of young prisoner who was found dead in the bathroom just before he was released. Meanwhile, Frankie Jr gets ready to take the detectives exam.