Democratic presidential candidate and retired four-star Gen. Wesley Clark discusses key issues in the upcoming race for the White House, including the impact of tax cuts on the economy and strategies for postwar reconstruction in Iraq.

David Kay, the lead CIA investigator into weapons of mass destruction in Iraq, briefed House and Senate Intelligence committees today about his interim findings. Jim Lehrer speaks with Kay about his testimony on Capitol Hill.

Secretary of Homeland Security Tom Ridge announced Tuesday that his department would provide an additional 5,000 armed federal air marshals to protect commercial airliners. Jim Lehrer speaks with Secretary Ridge about his announcement and about the state of national security…

Senate Majority Leader Bill Frist (R - Tenn.) discusses the newly passed $350 billion tax cut plan, new legislation that will provide funding to combat AIDS worldwide, reconstruction in Iraq and the debate over Medicare.