 For five days, it has been a record-breaking 115 degrees or greater in Las Vegas. In hurricane-ravaged Houston, it's hot and power is still out for many. CBS's Omar Villafranca. In the Lone Star State, hundreds of cars lined up for several blocks to pick up needed supplies. The heat index hit 100 degrees in Houston, where residents are rushing to distribution centers for food, water, and ice. We have no food right now, nothing, zero.