President Bush threatened Thursday to veto the House version of the terrorist-surveillance reauthorization bill. A measure to protect telecommunications companies from prosecution is at the heart of the dispute. Legal experts examine the privacy debate.

A new HBO miniseries based on a Pulitzer-Prize winning biography by David McCullough aims to present an authentic portrayal of the life and times of America's second president, John Adams. McCullough and actor Paul Giamatti, who plays Adams in the series, discuss the production.

President Bush said Tuesday he believes last year's surge of 30,000 U.S. troops to Iraq -- which has been attributed with helping reduce the violence in some parts of Baghdad -- is working. Military policy experts debate the effectiveness of the surge strategy.

As a tight primary race continues, the Democratic Party is considering redoing primaries in Michigan and Florida -- states who were stripped of their delegates for holding their primaries too early -- to allow those states' delegates to be seated at the national convention. Officials from each state discuss the options.

With Hillary Clinton's campaign on the rebound after wins against Barack Obama in the Ohio and Texas primaries Tuesday night, the Democrats face a long, potentially divisive road to the nomination. Three former White House hopefuls and one former Clinton administration official discuss the road ahead for the Democratic race.

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