Paulina Olszynski

The doctors of Seattle Grace help Izzie cope with the loss of her fiancé, Denny, and her decision to quit the internship program. Meredith must decide what the future holds after her hospital liaison with Derek. The Chief is confronted by his wife, Adele, after spending the night in his office, and George seeks relationship advice from a surprising source, on the season premiere of "Grey's Anatomy."

Jake refuses to stay with Charlie and Alan after they embarrass him in public.

After a baby is abducted from the hospital, Goodwin enlists the help of Dr. Charles and Dr. Reese to find the suspect. Due to the lock-down, Dr. Rhodes must find a way to get into the operating room to help perform open-heart surgery.

There's trouble when an NCIS informer is arrested during an undercover op. Callen meets up with suspended ATF agent Anna Kolcheck.

The team must race to prove their colleague's innocence when Marty Deeks is put behind bars for killing his former partner.

After a brush with death, Halstead decides to take matters into his own hands and track down his would-be assassin.