(Doylestown, PA) -- The two men accused of killing and burying young men on a Bucks County farm will be arraigned next month. Cosmo DiNardo waived his preliminary hearing yesterday while appearing in court by video. His cousin and alleged accomplice in three of the four murders, Sean Kratz, also appeared in court yesterday. DiNardo has admitted to killing and burying the victims on the family farm in exchange for not receiving the death penalty.