Dangerous, record-breaking heat is gripping the West as triple-digit temperatures blanket the region. Many areas are expected to cross well over 100 degrees for multiple days in a row, with Casper, Aspen and Denver all at risk of broken records this weekend. Heat and smoke are combining to drive air quality to very poor levels across the region. Some relief may be on the way as monsoon rain chances move into the Four Corners region early next week. If you work outdoors, stay hydrated, take precautions and limit your time outside as conditions remain dangerous across the West. Here's the latest.