the finest of margins there. sweden s mondo duplantis has bettered his own pole vault world record at the diamond league meeting in china. duplantis, the reigning olympic, two time world and european champion, sailed over 6.21; metres to improve by 1cm his previous best set in oregon last year, this latest world record is the eighth of his career. just keep trying to jump higher. just keep trying tojump higher. you know, you never know whenever you are going to get really great conditions, and whenever you re going to have that perfect weather and whenever you re good to be in good shape, and the weather is very, very important for breaking a world record. you need everything to be in the right place, and today everything was great. great energy in the stadium, of course the track s amazing, and no wind, so it wasjust track s amazing, and no wind, so it was just up to me to jump high and track s amazing, and no wind, so it wasjust up to me tojump high and i wasjust up to me tojump high