Japanese freestyle skier Nobuyuki Nishi revealed Friday that he has apologized for wearing a hat with a design resembling a controversial Japanese wartime flag at the Pyeongchang Olympic athletes' village.Speaking to reporters after finishing the first round of men's moguls qualifying in 16th place, Nishi said he was unaware of any negative connotations from the hat which was reminiscent of the rising sun flag used by the Imperial Japanese Army in World War II."I bought the hat in Switzerland and I didn't realize what was wrong with it," the 32-year-old said. "I'm sorry for causing trouble.…READ FULL ARTICLE