Why are we just hearing about Khorasan?

07:14

It was the first time the president mentioned this group that was targeted last night. They’re a unit of al Qaeda, made up of about 50 jihadist fighters mainly from Afghanistan and Pakistan. Today the Pentagon said strikes were prompted after learning the group was planning an “imminent” terror attack here in the United States. Rev. Sharpton gets Evan Kohlmann to weigh in.