Britain’s Anthony Joshua moved a step closer to becoming undisputed heavyweight champion of the world on Saturday after beating New Zealander Joseph Parker on a unanimous points decision in their title unification bout. The 2012 Olympic champion, taken to 12 rounds for the first time in his professional career after 20 previous knockouts, added Parker’s

American veteran Justin Gatlin was booed after he stunned Usain Bolt to win the 100m world title in London and rain on the Jamaican’s farewell race in the blue riband event. Gatlin, who has served two doping bans and won silvers behind Bolt at the last two world championships, clocked 9.92 seconds, with teammate Christian Coleman winning silver in 9.94sec. Bolt suffered