U.S. withdraws 1,000 troops from northern Syria, leaving Kurds to fight Turkish soldiers alone

The U.S. plans to withdraw 1,000 troops from northern Syria. Donald Trump tweeted on Sunday that it's "very smart not to be involved in the intense fighting." Turkish soldiers are attacking Kurdish fighters, who helped the U.S. combat ISIS. It's estimated 130,000 people have been displaced due to violence. Roxana Saberi reports.