An activist of ruling Awami League (AL) was beaten to death by some terrorists when he was returning Union Parishad polls campaign. The incident was happened at Keshabpur upazila in Jessore on Sunday night.The dead man is Sumon Mondol, 22, son of Gopal Mondol of Mirzapur village.Keshabpur Thana Officer-in-Charge Shahidul Islam confirmed the matter.