Responsibility was claimed by the Sunni Muslim militant group Jundallah, which said it staged the attacks to avenge the execution in June of the group's leader for terrorism.
VOA: standard.2010.07.16
The people who recruit that group and get execution going are founders.
Johnson had quickly established his eminence in the forties on 52nd Street, his sober, deliberately gloved tone partnering a rapid-fire execution that allowed him to hold his own with the trumpets and saxophones of the bebop small group.