Karachi, Safar 10, 1434, Dec 23, 2012, SPA - At least seven persons including policemen and recruits were injured in a blast that occurred Sunday morning near Khawaja Ajmernagri police headquarter in Karachi. Khawaja Ajmernagri police headquarter was targeted by miscreants, said a police official. The official said among the injured, the condition of two policemen is serious. The entire area surrounding the police headquarter has been cordoned off and strong contingents of Rangers and police have been posted, according to a report of Geo News. --SPA 14:14 LOCAL TIME 11:14 GMT www.spa.gov.sa/1061916