QUETTA: A roadside bomb blast killed Balochistan’s tribal leader, Zra Khan and injured his two guards in Balochistan province’s Dera Bugti district on Saturday, DawnNews reported. According to Levies sources, tribal leader was going towards Sawai from Patokh when a roadside bomb was exploded which killed him and injured his two guards. It was a remote-controlled bomb blast which also destroyed the car completely. Security officials cordoned off the area and started the investigation.