While B-52 bombers accounted Statement for a majority of the strikes Attack , the most effective aircraft were fixed wing gunships , including the AC-47 , the AC-119 , and the AC-130 .

Two NATO Apache helicopters an AC-130 gunship and two F-15E Eagle fighter jets entered Arriving by varying estimates as little as 200 meters ( 660 ft ) to up to 2.5 kilometres ( 1.6 miles ) , into the Pakistani border area of Salala ( in the Baizai subdivision of Mohmand Agency , FATA ) at 2 a.m. local time .