A suicide bomb exploded in crowds at a traditional horse-back game of buzkashi in northern Afghanistan on Wednesday, killing at least six people, police said. "The suicide attacker detonated himself at the end of the match in Imam Sahib district this evening. Six people have died," Abdul Khalil Andarabi, police chief of Kunduz province, told AFP. Andarabi said that among the dead were the district police chief and the father of the Speaker in the national parliament. At least seven other people were wounded in the attack.