Zardari has pledged his co-operation in the US 'war on terror', but he must tread carefully given strong domestic opposition to his country's alliance with Washington.
This balancing act has become increasingly complicated because of increasing US missile attacks against suspected al-Qaeda and Taliban hide-outs in Pakistan's northwest and more recently by Zadari's comments to The Wall Street Journal suggesting he had consented to the strikes.
"We have an understanding, in the sense that we're going after an enemy together," the newspaper quoted him as saying on Saturday.
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