Kathe E. Mazur

Lisbon takes another look at the murky world of billionaire businessman Tommy Volker, as well as helping Jane to catch the killer of an up-and-coming model.

Cristina and Preston have philosophical differences over a young boy who needs a heart transplant; the interns help Alex prepare for his exam re-sit; Meredith reminds Izzie about the true meaning of Christmas.

The team are called to Arizona to investigate a series of codes left by a suspect following two brutal murders.

Major Crimes suffers from growing pains as the division seeks justice in the wake of a brutal homicide. The departmental changes go a little too far for Provenza, while Raydor struggles to gain respect from colleagues.

Natalie believes a critic who panned her daughter's performance is responsible for a murder at the same time as the show.

Castle and Beckett are investigating the murder of a Russian diplomat's son; Castle is required to entertain a Russian security guard whose involvement in the case runs deeper than anticipated.