Airport attack was not Pakistan 's first security lapse . Military has taken the lead in responding to the attack . Pakistan 's government has struggled to negotiate with militants . TTP used recent terror incidents to maintain cohesion , despite major faction splits .
Airport attack was not Pakistan 's first security lapse . Military has taken the lead in responding to the strike . Pakistan 's government has struggled to negotiate with Taliban . TTP used recent terror incidents to show cohesion , despite major faction split .