Annie LaRussa

Frasier decides to retaliate against Bulldog's childish pranks with a trick of his own, which winds up putting the new station manager in the hospital.

The BAU is called to investigate a series of murders of prostitutes in the nation's capital and suspects a teenager is guilty of the crimes.

As the doctors move forward with their lawsuit, they must face the realities of their injuries; Bailey tricks Arizona into assisting with a pediatric case; Cristina seeks normalcy in her new environment.

After 10 years at Chicago's County General Hospital, Attending Physician Dr. John Carter (series star Noah Wyle) has risen to a role of respect and moral leadership in the emergency room. His recently graduated colleague Abby Lockhart (series star Maura Tierney) proudly dons a doctor's white lab coat for the first time. Newly promoted to chief of staff, Dr. Kerry Weaver (series star Laura Innes) remains as tough as ever, but chinks have appeared in her armor, especially after the loss of her life partner and the resulting bitter custody battle over their son. Attending Physician Dr. Luka Kovac (series star Goran Visnjic) carries on a complicated romance with streetwise, seasoned nurse Samantha Taggart (series star Linda Cardellini), whose 10-year-old son, Alex (recurring guest star Oliver Davis), looks up to Kovac as a role model, friend and, sometimes, substitute father.

After Christopher (recurring guest star DAVID SUTCLIFFE) persuades Lorelai to visit Rory at Yale during Parents' Weekend, Lorelai is surprised to find that Richard and Emily are also there. Trying to impress Rory's co-workers at the Yale Daily News, Christopher invites them to an expensive lunch, where they all drink too much. The meal ends abruptly when Rory insists that everyone has to leave and cover a breaking story. Meanwhile, Luke meets April's (recurring guest star VANESSA MARANO) swimming coach, who convinces him to take her adult swimming class. When the coach flirts with him, Luke asks her out on a date.