Hong Kong crews fight flooding with robotic ‘dragons’ after intense downpours

Hong Kong emergency crews worked around the clock with robotic “water-pumping dragons” to clear widespread Flooding in the northern New Territories after intense downpours triggered a brief Red Rainstorm Warning early Thursday.The red rainstorm signal was issued at 2.40am, following an amber warning that had been in force since 9pm on Wednesday and a Flooding alert for the northern New Territories. The signal was downgraded to amber at 5.15am, which was later cancelled at 9.30am, along with the Flooding alert.The Hong Kong Observatory said heavy showers and squally thunderstorms associated with upper-air disturbances were persistently affecting the vicinity of the Pearl River Estuary.