Faith Kipyegon's audacious bid to be first woman to run sub four-minute mile

Olympic champion to 'push boundaries and dream big' Milestone 'within reach' despite 'impossible' challenge It remains one of the most enduring images in the history of sport: Sir Roger Bannister collapsing at the finish after becoming the first person to shatter the four-minute-mile barrier. Since that day in 1954, when Bannister achieved a feat many had thought was impossible, just over 2,000 others have followed in his footsteps - all of them men. But the pages of history could soon be freshl...