Walkerville man accused of flashing elderly woman. #OceanaCountyCrime HART — A 27-year-old Walkerville man faces a high-court misdemeanor of aggravated indecent exposure after allegedly flashing a woman in her 70s as she walked down the road in Leavitt Township. Luis Gerardo Montemayor, of 6362 N. 192nd Ave., was arrested July 17 by the Oceana County Sheriff’s Office. Montemayor reportedly pulled…