Investigators search the debris of Brooklyn s devastating pier fire and explosion, which killed 10, injured 400, and did $15 million damage, for the full story of the blast, including an explanation for the presence on the pier of 18 tons of explosive detonator, without fire department authorization. Establishing shot - Firemen walking under the pier another fireman has his hose armed with water shooting out putting out the rest of the demolished pier which is still smoldering. MS - The wooden part of the pier is destroyed with heaps of debris and any metal or steel that was there is twisted. MLS - A tug boat with its fire hoses airmed at the smoldering mess.