AP:  Reykjavik, Iceland - Scientists say a plume of ash, smoke and steam from a volcano in Iceland has risen 12 miles (20 kilometers) into the air, but there is no sign yet that it will disrupt international air traffic.  The Grimsvotn volcano began erupting Saturday for the first time since 2004.  Police closed a main road near the volcano on Sunday, as heavy ash fell in the sparsely populated area.  Air officials ordered a no-fly zone of 120 nautical miles (220 kilometers) in all direction...
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