U.S. ‘really messed it up’ in Afghanistan, Pakistan PM says

In just over one month, the United States will have completed its withdrawal from Afghanistan after 20 years of war. But for those two decades, Afghanistan's eastern neighbor, Pakistan, stood accused by American and Afghan forces of supporting the Taliban. Judy Woodruff speaks with Pakistan's Prime Minister Imran Khan about his country's fraught relationship with the U.S. and Afghanistan.