Millions of people across the Southwest are living through a historic heat wave, with even the heat-experienced desert city of Phoenix being tested since temperatures have hit 110 degrees Fahrenheit (43 degrees Celsius) for more than a dozen consecutive days.
More than 111 million people across the United States were under extreme heat advisories, watches and warnings, The National Weather Service reported Wednesday. Huge swaths of Oklahoma, Texas, New Mexico, Arizona and California were experiencing temperatures above 90 degrees F (32 C).
