What Will Karzai's Legacy Be In Afghanistan?

Afghan President Hamid Karzai, who has led his country for more than 12 years, will step down from office after this week's polls to select a new leader. The 56-year-old Mr. Karzai is constitutionally barred from contesting in any future elections, and his transition from office following Saturday's election is seen by many as a testament to his enduring legacy. Amanda Scott has more from Washington.