PHOENIX ) -- Searing heat blasts through this desert city every summer, leaving its thousands of homeless residents searching for shelter from the torrid temps. In most years, the heat is survivable. But after a run of 110-plus-degree days this month, police say 14 homeless people apparently have died of illnesses brought on by too much sun and not enough water. Seven non-homeless residents have died as well. "Day after day after day, no break in it. It just saps all your energy," said Jerry Rountree, a 69-year-old transient who had a blue jug filled with water and ice hanging...