They abducted three others , two of which are reported to be members of the police .
Around 100 attackers swarmed the village and the camp , throwing grenades into bars and a church and killing at least 7 people , including four policemen .
attackers abducted three others , two of which are reported to be members of the police .
Around 100 attackers swarmed the village and the camp , throwing grenades into bars and a church and killing at least 7 people , including four policemen .