U.S. military officials apologized Monday to an elementary school in Okinawa over a helicopter window that fell into its grounds last week and vowed they would do their best not to fly aircraft over the school.No one was injured when the metal-framed window fell into the school near the U.S. Marine Corps Air Station Futenma last Wednesday in the city of Ginowan, but the incident has renewed local anger about the safety risks posed by the U.S. military presence on the island.The U.S. military is set to soon announce the resumption of flights by the same CH-53E type of transport helicopter th…READ FULL ARTICLE