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Dr. Anthony Fauci responds to a statement from the Ebola victim's nephew, who questions the treatment that Duncan received.
As ISIS descends on Kobani near the Syria-Turkey border, Turkey says it won't go at it alone fighting ISIS on the ground.
U.S. officials tell CNN Turkey's lack of action on the ground against ISIS is frustrating. Elise Labott reports.
Washington (CNN) - Homeland Security Secretary Jeh Johnson blasted Rep. Duncan Hunter's suggestion that ISIS fighters have crossed the United States' southern border into Texas.
"Let's not unduly create fear and anxiety in the public by passing on speculation and rumor," Johnson said Wednesday on CNN's "Situation Room."
Hunter, a California Republican, claimed on Fox News on Tuesday night that he'd learned from Border Patrol officers that at least 10 ISIS fighters had been caught trying to cross the Mexican border - and that "you know there's going to be dozens more that did not get caught by the Border Patrol." Full story