Six policemen were injured in a petrol bomb attack on 2 October, local press reported. 'A police patrol carrying 12 police guards came under attack when unknown assailants fired a molotov cocktail at the vehicle, causing serious injuries and burns to five of them - one is in critical condition,' said a Bahraini official. The incident took place in the town of Sitra, southeast of Manama. Authorities are investigating the attack