Facing hurricane floodwaters, US town takes lessons

Deadly Hurricane Florence has weakened but authorities warn the danger is far from over, with swollen waterways threatening catastrophic flooding. In Grifton, North Carolina, residents are scrambling to prepare for the worst, having taken a hard hit from past monster storms Floyd in 1999 and Matthew in 2016. But this time, local authorities have appealed to the US National Guard for relief operations assistance.