Three suspected kidnappers were beaten to death by angry mob in Chaturhat Mor under Santhia upazila in Pabna district on Tuesday noon.Shahid Mahmud, officer-in-charge (OC) of Santhia Thana, confirmed the matter to media. He said the incident took place around 1pm.A shock over child lifters were prevailing in the locality for several days and today they suspected this trio as child lifters and swooped on them, local sources said.