A Police constable was killed while five others, including three Policemen, were injured in a blast at a checkpost near Chamtar area of Mardan District in Khyber Pakhtunkhwa on July 7, reports Dawn. District Police Officer (DPO) Irfanullah Khan said that the explosion took place at approximately 10:45am. The DPO said unknown "terrorists" planted a device beneath a bridge adjacent to the check post’s gate. As a result, a constable was killed, while three other Policemen and two civilians were injured.