The US State Department has said it is “quite concerned” that Syria’s Assad government will resort to non-conventional weapons, according to reports.
It said it had “no reason to believe” reports that Syrian rebels had used chemical weapons.
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The 53-year-old received the accolade for services to drama from the Duke of Cambridge at Buckingham Palace on Tuesday.
A car bomber reportedly staged a suicide attack near a busy marketplace in Tuz Khurmatu, around 120 miles north of Baghdad.
Zimbabwe's President Robert Mugabe has resigned, ending his 37-year rule of the country.