Can Obama rally the country on Afghanistan?

U.S. troops search for militants in the mountainous Taliban stronghold in Paktika Province in Afghanistan.

David Gergen | BIO
AC360° Contributor
CNN Senior Political Analyst

In his Afghanistan speech tonight, Barack Obama will face one of the toughest tests of any president in modern times.

Presidents usually seek public support for sending U.S. combat troops into action just after another country has attacked us or threatened our national interestSource: AC360 RSS Feed