Much of the Southwest continues to broil under a massive heat wave.
Triple-digit heat is plaguing the valleys and desert regions of Southern California, while metropolitan Phoenix is seeing a slight drop in temperatures after experiencing record-breaking heat on Saturday.
Six half-marathon runners in Southern California were hospitalized Sunday for heat-related illnesses. A day earlier, paramedics responding to a Nevada home without air conditioning found an elderly man dead.
Phoenix Fire Department spokesman Larry Nunez says Phoenix hasn't seen any deaths that were classified as heat-related, but emergency workers have gotten dozens of heat-related calls within metro Phoenix since Friday morning.
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