Behind every significant change in American history -- There lies a great debate. Freedom of speech entitles all Americans to stand up for what they believe in. There are two sides to every coin, and a true debate will bring forth fair and balanced facts. So stay with the # 1 nightly debate program on cable news because -- We Debate. You Decide.

Tonight on Hannity & Colmes:

• Democratic presidential races have always been heated -- But what caused frontrunner Howard Dean (search) to lose his temper during last night's forum? Was this temper flare an example of how the former Vermont governor reacts to political criticism?

We'll talk to the voter, Dale Ungerer, who struck a nerve and received the wrath of Howard Dean. Then we'll get reaction from a longtime friend of Howard Dean, Thomas Hudspeth.

• Plus -- We'll have the latest developments in the Democratic race. And we'll have expert political analysis, assessment and of course debate with:

Stanley Greenberg, pollster and author of "The Two Americas"
Jacques Degraff, Democratic strategist

• How did a classified document appear on national television during a controversial interview with former Treasury Secretary Paul O'Neill (search)? That is precisely what Treasury Department officials want to know. We'll discuss the developing situation with Robert Reich, former secretary of labor and James Gilmore, former Virginia governor and RNC chair.

All these stories and much more!

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

--The Associated Press contributed to this report

-All guests and topics subject to change