Who is Ken McCoy from Close Combat and what is their importance? Close_combat English & Literature Ken McCoy | Close Combat

Ken McCoy, known as Killer McCoy, was twenty one years of age. The young Marine worked in intelligence and is fluent in Japanese, China and several European languages. He had served in China. McCoy had had problems with a Lieutenant Macklin who didn't like him and tried to undermine his changes in officer training, but McCoy succeeded.