At least four people including three policemen were killed when a suicide bomber blew himself up in the residence of a federal minister in Peshawar Friday, police said. The bomber tried to go inside the house of Minister for Political Affairs Amir Muqaam in Hayatabad, Peshawar. When policemen posted there stopped him, he blew himself up. Five persons were injured in the blast. I am safe but my elder brother has been injured, Muqaam, who also heads the North West Frontier Province (NWFP) chapter of the ruling Pakistan Muslim League (PML), said. At the time, Muqaam was presiding over a meeting of his party leaders. A former provincial legislator was also wounded. Security agencies cordoned off the area.