Al Qaeda in the Arabian Peninsula claims responsibility in Charlie Hebdo attack in Paris . The worlds of Al Qaeda and ISIS apparent for some time now , John Paton Walsh says . Violence in attack hints at the messy rivalry perhaps in the jihadi world , he says .
Al Qaeda in the Arabian Peninsula claims responsibility in Charlie Hebdo attack in Paris . Differing worlds of al Qaeda and ISIS apparent for some time now , Nick Paton Walsh says . Claim in attack hints at the messy rivalry perhaps engulfing the jihadi world , he says .