Okinawa's governor protested to the defense and foreign ministries on Thursday after a metal-framed window fell from a U.S. military helicopter onto the playground of an elementary school the previous day."It is absolutely intolerable," Okinawa Gov. Takeshi Onaga told Senior Vice Defense Minister Tomohiro Yamamoto in Tokyo. He also demanded all U.S. military aircraft in the southwestern prefecture be grounded until inspections are completed.Onaga made similar remarks in a meeting later Thursday with Senior Vice Foreign Minister Masahisa Sato. Chief Cabinet Secretary Yoshihide Suga said he w…READ FULL ARTICLE