灰狗攻击

In,the,early,days,of,WWII,,an,international,convoy,of,37,Allied,ships,,led,by,captain,Ernest,Krause,in,his,first,command,of,a,U.S.,destroyer,,crosses,the,treacherous,North,Atlantic,while,hotly,pursued,by,wolf,packs,of,Nazi,U-boats.