Aang and his group finally arrive at the Western Air Temple. There, they meet a repented Zuko, who offers to join their ranks. But acceptance of their former enemy's intention is not in their plans. Zuko has a hard time trying to earn everyone's trust, however, another unexpected encounter might change his chances.

When a massive fire breaks out in Griffith Park, Priority Homicide is on hand to help. But when an unidentified dead woman's body is found in the center of the scene, Deputy Chief Johnson is doing a lot more investigating then directing traffic. Meanwhile, Brenda and Fritz are living in a small apartment and getting on each other's nerves.

This week Anthony is in Colombia, a country that finds itself the setting of one of South America's most remarkable transformations. In the 25 years since the death of Pablo Escobar, one of the world's most notorious drug lords, this once war-torn country has emerged like a phoenix from the scars of the past. Colombia offers Tony a tantalizing mix of cultures, delicious food and beautiful mountain scenery.

Nancy learns new things at her job. Silas and Shane get into trouble at home. More of Celia's plan falls into place.

Grace struggles with what she should do about father Murphy. Off duty from calling in sick she winds up capturing number six on the FBI's most wanted list while meeting Gretta. After Grace brings in father Murphy he winds up dead and she's suspected.

Wendy and The Middleman work to contain a trout-eating zombie outbreak.

This special presents stuff your mother wont let you watch, featuring dirty daytime divas, bad language, Tila Tequila trashiness, inappropriate touching, and a dude that eats animal junk for lunch.

Author Andrew Ward discusses his new book, The Slaves' War.

Tonight Stephen welcomes the head of Yale's Center for Business & the Environment, Dan Esty.



Also Stephen talks with Lama Surya Das about whether Barack Obama should become a Tibetan Buddhist.

Linden helps a mother with conjoined twins even though he is suspended. The team arrange an engagement party for Joseph and Faye. Maddy starts to think that Jamie could be involved in Liam Harris' death.