(CNN) - Clinton releases years of tax returns and CNN's Brian Todd gives you the highlights, in the latest edition of CNN=Politics Daily.
Also, the presidential candidates mark the 40th anniversary of Martin Luther King's death. CNN's Candy Crowley reports on how Clinton and Obama spent the day while Sean Callebs tracks McCain.
Bill Schneider takes a look at the latest poll numbers on the economy and analyzes how they may affect the presidential race.
Finally, a podcast exclusive: CNN's Jennifer Mikell brings you the week's most memorable moments on the campaign trail.
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