Giselle Jones

Gloria is less than pleased with Jay's reaction to the arrival of Javier, Manny's infamously unreliable dad. Meanwhile, Phil is suffering from kidney stones and his dramatics leave Claire no other choice but to call for the hot firemen to rush him to the hospital, and Mitchell and Cameron have a harder time than Lily as they attempt to sleep train her.

When a serial killer in Buffalo sends a videotape of one of his crimes to the BAU, the team discovers a message from the murderer that begs for help in stopping the killing.

Addison returns to Seattle Grace to perform a procedure on Mark's pregnant daughter; Cristina is assigned the lead on a complicated surgery.

It's a cop's worst nightmare. After a drunken car accident, Detective Salinger's gun is stolen by gang members in a dangerous neighborhood. When Gang Squad Detectives Nate Moretta and Sammy Bryant arrive on the scene to help out their boss, Moretta reluctantly agrees to assist Bryant in the search for the perpetrators and Salinger's weapon without calling it in. Launching an off-the-books manhunt to retrieve the weapon, they make a disturbing discovery – that the gangs are no longer afraid of the police; a local gang is using assault weapons, bullet-proof vests and military tactics to become a powerful urban street army – ready to declare war. Elsewhere, still preoccupied with her personal life, Detective Lydia Adams is caught off guard when a man exposes himself to her outside her home.