The goal is continuity in international relationships with a clear break from Bush’s approach.
Thursday's strike on an Afghan ministry was carried out by a team using multiple attack methods.
Joint efforts include setting up coordination centers along the Afghan-Pakistani border.
Perceived as ineffective and corrupt, the Afghan president faces an uphill battle to reelection.
Some tribes have forced insurgents from their area, but many risks remain.
In provinces just south of Kabul, the insurgents have a shadow government that polices roads and runs courts.
Prospect of Afghan-Taliban peace talks gains currency