 and led to calls for him to step down. Since then, he's held a series of closed-door conversations to try to reassure Democrats about his campaign. Barbara Sprint and PR News, Washington. In Arizona, temperatures are once again scorching in the triple digits. In Phoenix, the nation's fifth-largest city had a record number of deaths last year as a result of extreme heat, more than 600. And this summer, there are already reports of fatalities as a result.