Jane puts his life on the line in an attempt to catch Red John when the notorious serial killer strikes again.
Elizabeth and retired UN ambassador Kat Sandoval must work with the Russian foreign minister to contain a smallpox outbreak.
A senator says that he is being blackmailed by DiNozzo, and the investigation reveals that two other senators are claiming the same.
Philip and Elizabeth come together for a perilous operation unlike any they have ever had before. Stan and Henry spend a little quality time together.
Masters, Johnson, Logan and his wife meet for dinner in New York; at home, Libby faces an accusation that could devastate her family.