Gen. Petraeus and Sen. Kerry met Pakistani leaders Monday as Pakistan launches a massive offensive against the Taliban's base in South Waziristan.
The Taliban attacked the Federal Investigation Agency, two police academies in Lahore, and a police station in the northwest, part of a weeklong onslaught that could strengthen military's resolve against the militants.
The Pakistan Taliban may have sought to scare the military from launching an offensive against their base in South Waziristan. But the attacks, which killed 112 people in the past week, could harden the Army's resolve.
US envoy Richard Holbrooke Thursday defended the military, which has been launching 'softening up' operations in South Waziristan for more than a month.
Some heeding the government's call to go back to their villages are encountering militants. In other areas, daily life begins to resume.
As the government prepares for a major operation in South Waziristan, it's eyeing lessons learned from previous campaigns that were cut short in the face of weak public support.
Qari Zainuddin, who had been challenging militant chief and fellow tribesman Baitullah Mehsud, was shot dead Tuesday.
The Army is preparing for a new offensive in South Waziristan. A US drone strike Thursday killed at least nine in the area.