USS Iowa (BB-61) fires a full broadside of her nine 16"/50 and six 5"/38 guns during a target exercise near Vieques Island, Puerto Rico.

波多黎各，爱荷华号（BB-61）战列舰在航行过程中向别克斯岛的目标使用主炮进行开火。（nine 16"/50 and six 5"/38 guns）