By Mike McGann, Editor, The Times @mikemcgannpa Dianne Herrin West Chester Mayor Dianne Herrin was the overwhelming choice of 156th District Democratic Committee Persons to replace State Rep. Carolyn Comitta on the fall ballot — Comitta won the the primary for the Democratic nomination to replace state Sen. Andy Dinniman (D-9). Based on unofficial results posted Tuesday night, Herrin won 75% of the...