Baghdad, Dec 20 (AP) At least three rockets targeted the US Embassy in Baghdad’s heavily fortified Green Zone on Sunday, Iraqi security officials said, sparking fears of renewed unrest as next month’s anniversary of the slaying of an Iranian general draws near. The embassy’s C-RAM defense system was used to destroy the rockets mid-air, three Iraqi security officials said, with damage caused to property and parked cars. It was not immediately clear if there were any casualties. The officials spoke on condition of anonymity in line with regulations..