Battery of 20-mm Oerlikon canons of USS Hornet (CV-12); February 1945. 


20-mm Kamikaze killers

USS St. Louis after the battle of Kolombangara, showing torpedo damage at her bow, 1943
taken from fb/Warhistory online

Battledamage

Destroyers USS Kearny (DD-432) and USS Monssen (DD-436) alongside are moored in Icelandic waters, near Reykjavik, two days after the torpedo attack on 19th of October, 1941 (before the U.S. officially entered the war) by the German submarine U-568. On the right side of the Kearny, in the center, the hole from the torpedo is visible.