The Arizona sheriff leading the hunt for Nancy Guthrie has responded to efforts to recall him for being “an embarrassment” for his handling of the high-profile kidnapping case. Pima County Sheriff Chris Nanos addressed the effort to oust him soon after it was first revealed by The Post on Tuesday. Republican congressional candidate Daniel Butierez told The Post on Tuesday that he had launched the recall campaign over Nanos’ handling of the Guthrie case as well as allegations he misrepresented his employment history. There is increasing disquiet over his conduct among rank-and-file Pima County police officers as well as Sheriff...