Phoenix has sweltered from heat that will break record for American cities
Phoenix's relentless streak of dangerously hot days was finally poised to smash a record for major U.S. cities on Tuesday, the 19th straight day the desert city was to see the temperature soar to 110 degrees Fahrenheit (43.3 C) or more.
US Southwest swelters under dangerous heat wave, new records on track
A dangerous heat wave threatened a wide swath of the Southwest with potentially deadly temperatures in the triple digits on Saturday as some cooling centers extended their hours and emergency rooms prepared to treat more people with heat-related illnesses.