NEW : Police descend on Doylestown , Pa. , after possible sighting of suspect . Killings break the calm in three small towns in Pennsylvania . Score: At 5:30 a.m. Stone delivered his two daughters to a neighbor in Pennsburg , Ferman said . 6 Suspect identified as Bradley William Stone , 35 , of Pennsburg , Pennsylvania .
NEW : Police descend on Doylestown , Pa. , after possible sighting of suspect . Killings break the calm in three small towns in Pennsylvania . Score: 6 Suspect identified as Bradley William Stone , 35 , of Pennsburg , Pennsylvania .