is a game for adventurers. and the river doesn't quit. >> there used to be dirt all the way out to here. all of this is karched away. >> reporter: howard jones is the fourth of five generations at the j.m. jones lumber company in natchez, mississippi. building up and trying to hold together a levee that keeps his family's business from being swept away. >> are you confident you can hold the river back? >> absolutely not, no. i mean i'm confident that it's not going to go over my levees, but i'm not confident that enough of this is going to cave off and i'm going to have a breach. i'd say it's 50/50. >> reporter: it's been four weeks since. up to eight feet higher in some places. now they're constantly plugging, bagging and patching what the