Hurricane Isaias strengthens to Category 3 storm threatening Gulf Coast

Senior multimedia reporter Caroline Elliott reports on Hurricane Isaias strengthening to a Category 3 storm as governors of affected states issue warnings to residents in its path.

Hurricane Isaias intensifies to a Category 3 storm, prompting urgent evacuations and emergency preparations along the Gulf Coast. Senior multimedia reporter Caroline Elliott reports live from Navarre Beach, Florida, where local officials are urging residents to take precautions.