For the first time, the FBI director has stated on the record that the Al Qaeda-linked group al-Shabaab is no longer content to strike within the East African nation of Somalia.They could strike the United States. That grim assessment is the first time the FBI director or any other senior law enforcement or intelligence official has stated on the record that the Al Qaeda-linked group al-Shabaab is no longer content to strike within the East African nation of Somalia. During a hearing on Capitol Hill on Wednesday, FBI Director Robert Mueller was asked if members of al-Shabaab, which translates as...