With a 64 percent landslide, Vladimir Putin claimed his third term as Russia's president Sunday, prompting celebrations, protests and accusations of voting fraud. Protesters vowed to continue demonstrating until their demands for democracy are met. Margaret Warner reports from Moscow…

Black History Month originated in 1925 when the second week of February was made Negro History Week since it contained the birthdays of abolitionist Frederick Douglass and President Abraham Lincoln. Hari Sreenivasan reports on how some African-Americans now oppose the…