4 p.m. ET, The Situation Room
-Republican National Committee Chairman Ken Mehlman joins Wolf to discuss the controversial RNC ad in Tennessee implying Rep. Harold Ford, Jr. fraternizes with playboy playmates and weighs in on how the midterm elections are shaping up.
-Democratic strategist Paul Begala and Bay Buchanan, chairperson of Team America PAC, discuss President Bush's Iraq press conference, the New Jersey Supreme Court gay marriage decision, and Rush Limbaugh's controversial comments on Michael J. Fox's stem-cell research ad.

5 p.m. ET, The Situation Room
-Sen. Mike DeWine, R-Ohio, joins Wolf to discuss his tight reelection race.
-Rep. Sherrod Brown, D-Ohio, who is challenging DeWine for his Ohio Senate seat, will discuss the state of the race.

7 p.m. ET, Special Town Hall Debate: Broken Borders
-CNN's Lou Dobbs holds a special town hall meeting on illegal immigration in San Antonio, Texas on Wednesday at 7 p.m. ET. Rep. Michael McCaul, R Texas, as well as the leaders of League of United Latin American Citizens and Mexican American Legal Defense and Educational Fund, community leaders, law enforcement and citizens of border communities will all participate in this hour-long special.

9 p.m. ET, Larry King Live
-Rep. Harold Ford, Jr., D-Tennessee, Missouri Democratic Senate candidate Claire McCaskill, Sen. Mike DeWine, R-Ohio, Rep. Ben Cardin, D-Maryland, and Democratic strategist Paul Begala will discuss the 2006 ad wars.
-The Dixie Chicks will discuss their new documentary in the wake of lead singer Natalie Maines' anti-George Bush statement at a 2003 concert.

10 p.m. ET, Anderson Cooper 360
-Democratic strategist James Carville will weigh in on President Bush's press conference.
-Political commentator David Gergen and Time's Joe Klein will discuss how the Bush Administration is attempting to define its message with two weeks until the midterms.