China railway trips to reach 144M during May Day holidayScientists speed breed rice on edge of desertChina issues orange alert for severe convective weatherYamamoto pitches six scoreless innings and Pages hits a 231 sent to hospital after highway caveTibet launches winter tourism campaign to lure more visitorsConsumer groups push Congress to uphold automatic refunds for airline passengersA naturally elevating tripOver 2.5 million Chinese run marathons, halfSuspect in London sword attack appears in court on murder charge in death of teenage boy