WEST BRANDYWINE — Authorities are trying to determine why a man gunned down his estranged girl friend and then shot himself to death Monday night at the Brandywine YMCA. Jacinda Miller, authorities, a fitness instructor at the YMCA, was shot by Dennis Cassel as she arrived at work, shortly before 6 p.m.. According to authorities, … Continue reading Man kills woman, self at Brandywine YMCA