Hurricane Irma: Florida Keys compared to a "war zone" in wake of powerful storm

KEY LARGO, Fla. -- Hurricane Irma has battered the Florida Keys, destroying roadways and isolating residents who didn't evacuate the string of islands, prompting one county's emergency management director to call the situation a possible "humanitarian crisis."Irma's powerful eye landed in the Keys as a Category 4 hurricane Sunday morning, swelling waterways to an estimated 10 to 15 feet in some areas, CBS News correspondent Elaine Quijano reports.CBS Miami reporter David Sutta had a hard time de