Troops stand guard at blast scene
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Afghanistan: Suicide bomb attack on Kabul hospital

A suicide bomb attack on a hospital in the Afghan capital, Kabul, has left six people dead and 23 wounded.

The bomber detonated his device in a tent in the grounds of Charsad Bestar Hospital where medical students were eating lunch.

The Taliban said it carried out the attack. The BBC's Quentin Sommerville reports.