Katyusha rocket crashes into Baghdad Green Zone: security services

A Katyusha rocket crashed Sunday into Baghdad's Green Zone which houses government offices and embassies including the US mission, Iraqi security services said in a statement.The rocket -- which came after Washington ordered the evacuation of non-essential diplomatic staff from the Baghdad embassy and the Arbil consulate citing threats from Iranian-backed Iraqi armed groups -- caused no casualties, it said."A Katyusha rocket crashed into the Green Zone without causing casualties," it said in a b