Four days after Hurricane Katrina ravaged the US Gulf coast, long convoys of buses also moved in to carry the worst of the victims away from the flooded streets.

• 在卡特琳娜飓风肆虐美国海湾沿岸四天之后，公交车队也进入了城区遭受洪水肆虐的街道把受难者运了出去。