Montco DA: Fleeing suspect killed officer, then committed suicide By Margaret Gibbons Staff writer | Posted: Sunday, September 16, 2012 5:00 am The man who ambushed and gunned down Plymouth police officer and Bucks County native Bradley Fox on Thursday evening died from two gunshots to the chest, including at least one that was self-inflicted, according to Montgomery County District Attorney Risa Verti Ferman. She said Friday that these were the preliminary findings of an investigation into the death of Fox, who grew up in Warminster and graduated from William Tennent High School. Ferman identified Fox’s killer as Andrew Charles...