In Pakistan, a senior Pakistani police official was among three persons killed today in a suicide attack on a police vehicle in the country's restive Balochistan province. <br/><br/>District Police Officer Killa Abdullah Sajid Mohmand, who was critically wounded in the blast, succumbed to his injuries in the hospital. Eleven persons have also been injured in the attack.<br/><br/>According to Media reports, the blast took place in Chaman city in Balochistan located near the Afghan town of Spin Boldak. Chaman is considered a sensitive town in Balochistan as it shares a border with Afghanistan's volatile Kandahar province.