Two youths were killed in an alleged gunfight with the members of Detective Branch (DB) of police in Tangail.The incident took place on Tangail-Mymensingh road of Daira area in Madhupur upazila early Sunday.DB police also recovered bomb making materials, jihadii books, a pistol and two machetes from their possession.In this connection officer-in-charge (DB) of Tangail, Ashok Kumar Singh said a DB team signaled two riders of motorbike. But they opened fire at police forced them to fire back that triggered a gunfight. At that time, two youths were killed on the spot.The deceased bodied were kept at Modhupur Upzila Health Complex for autopsy, OC said.