NEW : 21 militants detonated suicide vests at Bajwa 's airport , a military spokesman says . NEW : Militants were contained to a maintenance area at the airport , he says . All flights at the airport were canceled as the violence unfolded . Two people were killed , including at least two militants , officials say . Fires rage at the airport in 21 locations ; ambulances line up outside .
NEW : 21 militants detonated suicide vests at Bajwa 's airport , a military spokesman says . NEW : Militants were contained to a maintenance area at the airport , he says . Two people were killed , including at least two militants , officials say . Fires rage at the airport in 21 locations ; ambulances line up outside .