alabama are most suffering. and plaquemines parish seems to have suffered the worst of the flooding. our forces are training afghans to provide their own security. but some of that's come to the expense of american lives. the military taking steps to prevent murderous attacks by afghans. and we go to kabul for the latest development. caught on tape, unfolding at the tracks, a monster truck out of control. heading straight into the crowd. (screams) want to try to crack it? yeah, that's the way to do it! now we need a little bit more... a little bit more vanilla? this is great! [ male announcer ] at humana, we believe there's never been a better time to share your passions because the results... are you having fun doing this? yeah. that's a very nice cake! [ male announcer ] well, you can't beat them. [ giggles ] ohh!