SS Lewis L. Dyche was loaded with bombs and fuses for the Pacific Ocean theater of World War II in San Francisco.
SS Lewis L. Dyche joined one-hundred-ship convoy TG 77.11, that was under the command of Captain J. B. McLean, The convoy was screened and protected by nine destroyers. The convoy headed to Mindoro an island in Luzon of the Philippines to support the Battle of Mindoro. The convoy arrived in the Philippines on December 28. As soon as the convoy arrived it was under almost continuous attack. Before arriving the PT tender was hit by a kamikaze plane. Liberty ships SS William Sharon and SS John Burke were both hit also. Burke sank with a large explosion and Sharon's had a large fire on her superstructure. LST-750 was sunk later in the day. On December 30 the convoy arrived Mangarin Bay in the morning. Five Imperial Japanese Navy (IJN) Aichi D3A started suicide attacks. The destroyers USS Gansevoort (DD-608) and USS Pringle (DD-477), and were hit. The SS Francisco Morozan was damaged when kamikaze plane exploded over the ship after it is shot down by US Navy plane.
On January 4, 1945, just South of Mindoro, a Japanese kamikaze plane crashed into the Lewis L. Dyche. The cargo of ammunition exploded and the ship disintegrated, killing all crew members. Killed were the 28-man US Navy Armed Guard and 43 the merchant marines. The explosion was so large that the ship's debris damaged other ships nearby, including the oil tanker USS Pecos and the minelayer .[3]