U.S. to warn against Al Qaeda 's efforts to inspire Americans to attack . ` ` We have to be resilient , '' counterterrorism ' says . Future strikes , targeted attacks will be preferred over long wars , he says . U.S. ' n't rule out future unilateral strikes .
U.S. to warn against al Qaeda 's ability to inspire Americans to attack . `` We have to be resilient , '' counterterrorism adviser says . Drone strikes , targeted raids will be preferred over long wars , he says . U.S. wo n't rule out future unilateral strikes .