DERA MURAD JAMALI - A roadside explosion targeting police in restive Balochistan left a senior official injured on Tuesday morning. According to initial reports, the incident occurred in Chhatar area of Nasirabad district where the blast hit a patrolling police mobile carrying DSP and other police officials. Sources said the DSP was injured in the bomb attack. He was shifted to hospital as security forces arrived at the site and cordoned off the area in search of miscreants.