Al-Shabaab has threatened revenge on Kenya ever since Kenyan forces entered Somalia . Mall attack shows Al-Shabaab has taken its ability to strike outside Somalia to a new level . The operation meets criteria that al Qaeda leader al-Zawahiri listed in a recent message . Comment:
Al-Shabaab has threatened revenge on Kenya ever since Kenyan forces entered Somalia . Mall attack shows Al-Shabaab has taken its ability to strike outside Somalia to a new level . The operation meets criteria that al Qaeda leader al-Zawahiri listed in a recent message . Al-Shabaab allies in region include Kenyan militant group al Hijra and Eritrean government .