When the starter’s gun goes off on Monday for the 128th Boston Marathon, sadly Kelvin Kiptum will not be among the runners. The Kenyan running superstar lost his life earlier this year and that tragedy has been compounded by what appeared to be limitless potential. In a brief three year marathon career, Kiptum had built a Hall of Fame resume that seemed to push the boundaries of what a human can accomplish. So today, ultramarathoner Kelaine Conochan joins us to explain just how much the world lost with Kiptum’s death and breaks down the possibility of the elusive record he was chasing. Learn more about your ad choices. Visit megaphone.fm/adchoices