新闻背景:8月29日,一场空前的自然浩劫突袭美国,“卡特里娜”飓风横扫了美路易斯安那州等沿海地区。飓风过后,繁华的新奥尔良市成为一片泽国,处处是冲毁的房屋、漂浮的尸体、待救的难民;灾难引发的社会动乱更是令人发指,抢劫、杀人、强奸等暴力行为频频发 News background: On August 29, an unprecedented natural disaster raided the United States. Hurricane Katrina swept through the coastal regions of Louisiana and the United States. After the hurricane, the prosperous city of New Orleans became a country full of washed-out houses, floating bodies, and refugees to be rescued; the social turmoil caused by the disaster was horrendous, and violence such as robbery, homicide, and rape was frequent.