The highest-ranked American soldier to be killed in the war in Afghanistan has been identified.
Major General Harold Greene was killed after a man wearing an Afghan army uniform opened fire at a military base in Kabul.
The 34-year veteran was involved in preparing Afghan forces for when American troops leave at the end of this year.
At least 15 soldiers - including British personnel - were wounded in the attack.
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The decision represents something of a victory for the president who will now be able to enforce most of his controversial 90-day ban.
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