Watch: Why rescuers fear new barrier lake could cause another Nepal-Tibet flood

Laura Bicker explains how a lake which formed after the recent landslide near the Nepal-Tibet border is raising fears of a second flood.

​Watch: Why rescuers fear new barrier lake could cause another Nepal-Tibet flood Laura Bicker explains how a lake which formed after the recent landslide near the Nepal-Tibet border is raising fears of a second flood. Laura Bicker explains how a lake which formed after the recent landslide near the Nepal-Tibet border is raising fears of a second flood.