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U.S. airstrikes in Syria also aim at the Khorasan, a group of senior al-Qaeda operatives believed to be preparing attacks.
Jordanian Government Spokesman Mohammed Al Momani tells Wolf Blitzer what Jordan's role in the fight against ISIS is.
UAE Minister of State for Foreign Affairs Anwar Gargash tells Wolf Blitzer the UAE is in this fight for the long haul.
Tom Foreman takes a look at U.S. weapons being used against ISIS in Syria and Iraq including the F-22 Raptor.
Five Arab states have joined the U.S. in the operation against ISIS in Syria. Elise Labott explains the coalition.
U.S. Secy. of Homeland Security Jeh Johnson talks to Wolf Blitzer about whether Americans are fighting in Syria.
CNN's Brianna Keilar reports on why the Clinton family might be upstaging this week's U.N. General Assembly meeting.
Police say Jesse Matthew was the last person to seen with UVA student Hannah Graham before she disappeared.