Sweden’s Armand Duplantis raised his world record yet again to 6.25 metres as he won back-to-back Olympic pole vault gold in style. Duplantis was assured of gold after being the only man to clear 6.00m. He went over his five heights from 5.70m to an Olympic record 6.10m on the first attempt before then also getting over 6.25m on the third and final attempt. He bettered his mark of 6.24m from earlier in the year for a ninth career world record. American Sam Kendricks, the last man to beat Duplantis for a major title at the 2019 world championships, took silver with 5.95m, to go with 2016 bronze…