Pakistan activists burn a US flag at a protest rally in Lahore in March 2012. US diplomats working in Pakistan face increasing harassment amid a sharp deterioration in ties in the wake of last year's ... more 

Pakistan activists burn a US flag at a protest rally in Lahore in March 2012. US diplomats working in Pakistan face increasing harassment amid a sharp deterioration in ties in the wake of last year's killing of Osama bin Laden, a State Department report said less