 Former President Trump hits campaign trail again later today, holding another of his signature rallies, this time at his golf club in Doral, Florida. Typically one of the hottest places on Earth, Death Valley is setting new high-temperature records. It's punishing heat wave rips the West and the South, sweltering in a lot of other places as well. Correspondent Ty O'Neill says that while tourists continue visiting Death Valley, they're not staying outdoors for very long. Park rangers have told me this is the preferred method.