 Firefighters say they believe the child had been out on the trail for several hours before the 911 call was made. Temperatures in Phoenix reached a life-threatening 113 degrees, his death prompting the issuance of warnings to the public about the dangers of hiking in extreme heat. It's Fox's Gary Baumgarten, and one star in the NBA has announced that he is hanging up his jersey. Kemba Walker is walking away from the hardwood.