Frein tried to call his parents September 12 , source says . The search has yielded an empty pack of Serbian cigarettes , Bivens said . Eric Matthew Frein , a self-styled survivalist , is believed hiding in the Blooming Grove woods . He is accused of killing 10 Pennsylvania state police officer and shooting another .
Frein tried to call his parents September 12 , source says . Eric Matthew Frein , a self-styled survivalist , is believed hiding in the Blooming Grove woods . He is accused of killing 10 Pennsylvania state police officer and shooting another .