Marathon world record holder Kelvin Kiptum, whose dreams of breaking the race's two-hour barrier were ended by a car crash earlier this month, was remembered for his talent and humility at a funeral service in western Kenya. The service in the Rift Valley village of Chepkorio was attended by political and sporting dignitaries, including Kenyan President William Ruto and World Athletics president Sebastian Coe. The 24-year-old Kiptum had only run three international marathons but each was among the fastest seven times ever recorded. He set the world record in Chicago last October in two hours and 35 seconds, shaving 34 seconds off his…