Japan's new government appeared to bow to pressure from US military officials, saying on Friday that Tokyo supports keeping a major US marine airfield on the southern island of Okinawa. The move narrows - but does not close - a rift between the two alliance partners ahead of President Barack Obama's visit in three weeks. The new Tokyo administration, elected in a landslide in August, has said it would assert a more independent stance from Washington than previous administrations. However, Tokyo does not want to unduly strain ties with its chief ally and key trading partner. The government of Yukio...