The US Defence Secretary Leon Panetta says the United States is reaching the limits of its patience with Pakistan because of the safe havens the country offers to insurgents in neighbouring Afghanistan.
Speaking at The Afghan Defence Ministry Mr Panetta said Pakistan must cease to offer refuge for the Taliban
This unannounced visit to Kabul, comes after the recent rise in insurgent attacks in the war against the Taliban, including one on Wednesday in which 22 people died. Analysts say that Pakistan's co-operation is crucial as Nato tries to stabilise Afghanistan before most foreign combat troops leave the country at the end of 2014.
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