The destroyers USS Gillespie DD-609 2 , USS Hobby DD-610 2 , USS Kalk DD-611 2 , and USS Reid DD-369 2 bombarded the area with their 5-inch guns; the two rocket LCVPs, the LCM (flak), and the combat LVT raked the shoreline with rockets; the artillery on Hauwei and Butjo Luo engaged targets; and 18 B-25s of the 499th and 500th Bombardment Squadrons dropped 81 500 pounds bombs and strafed the area.