BELFOR-Hearts-of-Heroes-Episode-20-When-Mountains-SlideFlash floods send mud, boulders, and debris slamming into a California community, destroying everything in it’s path. And with survivors buried in the wreckage, will rescuers get to them in time? Plus, record rainfall leaves one Oregon man trapped in a raging ravine. These stories and more on Hearts of Heroes Episode 20– when Mountains Slide!