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:

• Opposing senators tried -- and failed -- to block the biggest overhaul to the Medicare (search) system since it's creation in 1965. Is this Medicare prescription drug bill the right Rx for our seniors, or the first step to unraveling the whole system? Join the debate.

Bill Bennett joins us for our weekly visit and weighs in.

• Update and analysis on the latest from the Michael Jackson (search) case with:

Nelda Luce Blair, former prosecutor
Daniel Petrocelli, civil and criminal attorney
James Mtume, co-host Open Line

• And FNC correspondent Geraldo Rivera gives a live update from Afghanistan (search).

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