American Idol continues their quest to find the next singing superstar. Watch as thousands of hopefuls from Charleston, SC go before the judges in hopes of making it to Hollywood.

Sarah looks to replace the " Welcome to Mercy " sign with one written in multiple languages but this proves to be more difficult than she anticipates.

After the contents of a self-storage unit purchased at an auction take the BAU to Philadelphia to investigate a series of murders, the local agent becomes the center of the case. To catch the killer, the team must profile the items inside the unit.

Can dynamite make killer waves for surfing? And The fabled Lead Balloon goes under the test!

The designers work their magic on denim as they make an original outfit from jeans.

In this episode Mac and his team must figure out how a woman's death and a judge's murder are connected. Danny has trouble dealing with Ruben Sandoval's death.

Lupo and Green investigate after a white teenager (David Kendall) and a young black girl (Tanya Anderson) are shot and killed in a local neighborhood. The investigation stalls when no one is willing to talk, but the detectives later learn that the victim had earlier had an altercation with someone in the neighborhood that led to a surprising altercation later that evening.

Ella comes down with the flu, but it's Curtis who's sick of it all: He must clean, cook and care for Malik, CJ and Janine when they also catch the bug. Elsewhere, it's a crowning moment for young Jazmine when she lands the role of a princess in a play.

A mix-up results when a female counselor invites Calvin to dinner. Meanwhile, Curtis eagerly anticipates attending a firehouse poker party, but there's a surprise in the cards: He may have to babysit the children instead.

Caitlin can't resist flirting with the opposite sex. Mia tries to make her ex-fiance jealous with a new man. Juliet discovers another secret between her husband and his mistress. Zoe finds that she has some trust issues with her colleagues that she needs to address.

The team tests a kind of carbon fiber to see, if it could be used to reinforce tunnels or keep a house from being destroyed in a hurricane.

The deputies run into Tommy Hawk, the bounty hunter.

Tonight, satirist and author of the new book On The Wealth of Nations (Books That Changed the World), P.J. O'Rourke.



Indecision 2008 rolls on with Jon reporting on Fred Thompson dropping out of the presidential race.



Jon then looks at the state of the economy and CNBC's use of hot ladies and bald dudes along with FOX News' fear that the economy will tank if a Democrat wins the presidency in a segment called "Very Mad Money".



Finally, Jason Jones reports on his voyage to get Iceland back into the coalition of the willing in part two of "Operation: Deserter Storm".

Stephen presents the head of the Yellow Ribbon Fund, Marie Wood, with a check from the profits of the Wrist Strong Bracelets.



Then Stephen welcomes base jumper Jeb Corliss.



Finally, Stephen welcomes extreme skier Andrew McLean, who is featured in the documentary Steep.

Rachel is forced to give in to the demands of a blackmailer to stop secrets from her past being exposed. Mika is shocked when she catches Tom in bed with Davina.

Sophie Ellis Bextor, Yannis, Tim Minchin, James Lance