rtokens: " At 4.50 a.m. Iraq time ( 0050 GMT ) Iraqi forces began an artillery attack on the outskirts of Arbil , " the spokesman , who asked not to be identified , told Reuters in a telephone call .
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tokens: A London-based spokesman of the Iraqi National Congress said Iraqi artillery was shelling the city and Iraqi tanks had advanced to within 10 km ( six miles ) of Arbil , the administrative centre of the Kurdish rebel-controlled region of northern Iraq .
ltokens: An Iraqi opposition group in exile said on Saturday it had received reports that Iraqi forces were shelling and advancing on the Kurdish town of Arbil in northern Iraq .