Ten months after the merger of Rural/Metro with national provider American Medical Response, a top executive in Buffalo has left the company. Jay Smith, who served as regional director of Rural/Metro since 2013, will be replaced on an interim basis by Mike Addario, vice president of operations, while a search begins for new leadership of the emergency services company. Company officials announced the change in a statement over the weekend, saying Smith has left the company to pursue other options. Smith...