Kenyan great Eliud Kipchoge does not know what the future holds after failing to finish the Paris Olympic marathon on Saturday, but says he still wants to run some more races. The Rio and Tokyo champion was looking to become the first athlete to win three straight Olympic marathons but instead he dropped out at around 30 kilometres while 77th and last. He had hip and back problems on a difficult course with hills. “Today was a tough day at the office. You can train for a very long time but one day, it can happen,” the 39-year-old former world record holder told reporters, appearing in only his…