CNNW CNN Newsroom May 14, 2011
biggest cities in louisiana. but it means tiny communities could soon be under many feet of water. this is what it looked like in 1973. the one and only time the morganza spillway had to be opened. there's no guarantee it will even work. the mississippi river is already dangerously high in new orleans. the army corps of engineers is hoping that by diverting water through two spillways will lower the river level and spare the city. so far, the corps says opening the morganza spillway appears to be having the desired effect. the biggest test is still days away, the highest water, hundr...