When a Texas prisoner escapes during a transfer, he leaves behind victims with his unique trademark, sewing their mouths shut, a signature the BAU remembers as unique to the UnSub "The Silencer." While they investigate who he was and who he's become, the BAU also gets to know the newest member of the team.

All hell is breaking loose in the aftermath of the shooting of Eckley, the kidnapping of Russell's granddaughter, and Stokes quitting. Fin seems to have disappeared, causing the CSIs to be short-handed and struggling to keep up. Given the personal nature of the case, Russell becomes heavy-handed and reckless in his effort to dig up fresh leads.

Sketches include: a look back at President Obama in college; a Civil War reenactment; and Jesus' encounter with a pimp.

The U.N. In Memoriam; something for our Dutch friends; more tax returns from Mitt; and a Top Ten list. TOP TEN: WORDS THAT ALMOST RHYME WITH 'MAHMOUD Dave and the Prime Minister talk about the Arab Spring, the Euro, the financial state of the U.K., running for the office of Prime Minister, and the successful Summer Olympics and Para Olympics. And Larry the Kitty. Jonny's in the new CBS drama "Elementary." Jonny is Sherlock Holmes! Playing the role of Dr. Watson is Lucy Liu.

The squad reels from the fallout of Capt. Cragen being arrested for the murder of an escort.

Delia continues cleaning house, leaving a wake of accusations, frame-ups, and murders for SVU to work through as they continue their search for evidence to prove Donald Crages is being framed. Tension is high; everyone is on edge and defensive, even paranoid, and wondering who's next?

Phil takes Jay on an unconventional fishing trip; Gloria wonders how to break the news about her pregnancy; Dylan temporarily moves in with the Dunphys; Cam and Mitch think about adopting a cat.

An hour-long special will bring new "Revenge" viewers up to speed while giving die-hard fans a refresher on last season's hottest new show before it returns for its second season. Emily Thorne took the Hamptons by storm last summer as the intriguing new arrival to this exclusive community. By all appearances, she is a friendly and sophisticated "girl next door" whose disarming charm and generosity have allowed her seamless access to the restricted circles of the Hamptons high society. However Emily Thorne is anything but what she seems: Hiding behind an assumed identity, she is a woman with just one endgame - REVENGE.

Billy discovers a used pregnancy test after Mimi, Karen and Gloria spend the night boozing. He turns to Jamie for advice, and both of them set out to discover who's the daddy... Jackson is suspicious because Avril and Calum are always together after hours, but when he sneers at an invitation to go clubbing, Avril leaves him behind and makes it a night to remember. Aiden and Chesney collect meat for a raffle and manage to get stuck with a live cow, a guilt-ridden Shane starts watching the family of the man he's killed, and Gloria turns to Dom when she gets into trouble with a loan company.

Randy's campaign to prevent head injuries in football radically changes the way the game is played, but the new rules become a national sensation and even make a South Park student a star athlete.

The world faces an unavoidable bacon shortage, President Obama restores the Ottoman Empire, churchgoers pray for Mitt Romney, and Jim Holt ponders the universe.

From "The Big Bang Theory" Actor Jim Parsons; Dispatch performs

Mike accidentally reveals that Axl is his favorite child; Brick tries to grow a giant tomato; Sue encourages her father to participate in a variety of activities with her.

Mike accidentally reveals that Axl is his favorite child; Brick tries to grow a giant tomato; Sue encourages her father to participate in a variety of activities with her.