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Tonight on "Hannity & Colmes" ...

• Gruesome photographs of the beheading of Paul M. Johnson Jr., (search ) the American contractor taken hostage by terrorists last weekend, were posted along with news of his killing on an Al Qaeda Web site.

How will the Arab world react to this brutal slaying of an American? We'll get a LIVE report from FNC war correspondent Geraldo Rivera in Baghdad.

What are the Rules of Engagement when dealing with wanton evildoers who have no concept of what a rule even is? We'll get answers from Bernard Kerik, former Iraqi interior ministry adviser, and retired U.S. Marine Corps Lt. Col. Bill Cowan, Fox News military analyst.

Will the cold-blooded killers face justice? How did they get away with this? Are the Saudis doing everything they can to root out terror cells? Richard Miniter, author of “Losing bin Laden,” weighs in.

• Conflicting media reports abound about Saddam's business associates — We'll get the facts about the Iraq-Qaeda ties from The Weekly Standard's Stephen Hayes, author of; "The Connection: How al Qaeda's Collaboration with Saddam Hussein Has Endangered America."

• We'll also have the latest from the Peterson trial with expert analysis and assessment from FNC legal analyst Lis Wiehl and defense attorney Mercedes Colwin.

• Liberal groups step up their efforts to bounce Rush Limbaugh's (search) radio show off Armed Forces Radio. Should Rush get the boot? FNC political analyst Ellen Ratner sounds off.

All these stories and much more!

Don't miss "Hannity & Colmes" LIVE this evening at 9 p.m. and 2 a.m. ET!