Mesa's new all-electric fire truck, the first of its type in Arizona, will be unveiled and officially put into service during a brief program. Mesa Mayor John Giles, Councilmember and firefighter Scott Somers, Councilmember and retired firefighter Mark Freeman, Mesa City Manager Chris Brady and Mesa Fire and Medical Chief Mary Cameli will speak at the unveiling. The new fire truck will officially be called into service by a radio dispatcher.