Sens. Arlen Specter, R-Pa., and Patrick Leahy, D-Vt., the chairman and ranking member of the Senate Judiciary Committee, discuss the upcoming confirmation battle over who should replace retiring Supreme Court Justice Sandra Day O'Connor.

Supreme Court Justice Sandra Day O'Connor resigned Friday after 24 years on the bench. Margaret Warner and Jan Crawford Greenburg of the Chicago Tribune talk about O'Connor's role on the Court.