Sir Mo Farah’s national record over 5,000m is no longer.The four-time Olympic champion watched his record crumble at the hands of George Mills, who produced a sensational run to finish fourth at the Diamond League event in Oslo.Mills was in fine form at the Diamond LeagueGettyMills, the son of former England international Danny, crossed the line with a time of 12:46:59.Although the 26-year-old’s time was only good enough for fourth, he still managed to eclipse Farah’s national record in the event, which was 12:53:11 and had stood for 14 years.The men’s 5,000m event in Oslo was won by America’s Nico Young, as he clocked in at 12:45:27.Ethiopian duo Biniam Mehary and Kuma Girma rounded out the podium in second and third respectively.Although Mills may now have the national record over 5,000m, he still has some catching up to do if he is to eclipse several other of Farah’s feats.Farah won the hearts of the nation when he won two gold medals at the 2012 Olympics in London.Along with the 5,000m event, Farah also finished first in the gruelling 10,000m.Farah’s victory in the 10,000m was the first time Great Britain had won an Olympic gold medal in the event.The 42-year-old backed up his feats in London with two more gold medals at the 2016 Games in Rio de Janeiro.When he retained his 10,000m crown, it marked the first time a Briton had won three Olympic gold medals in athletics.Farah has a list of accomplishments the length of his armGETTYFarah went on to win the 5,000m as he became the first man to retain his Olympic titles in those two events since Finland’s Lasse Viren in 1972 and 1976.With his four medals in London and Rio, Farah is the most successful track athlete from Britain in Olympics history.He also enjoyed tremendous success at World Championships, where he collected an impressive six gold medals along with two silver.Farah was later knighted by the late Queen Elizabeth II in 2017 for his services to athletics.As for Mills, he qualified for the 2024 Olympics in Paris but was involved in a moment of controversy during his 5,000m heat.The 26-year-old from Harrogate was caught up in a shoving match with French runner Hugo Hay which ended with the Team GB ace tumbling into three competitiors.Mills was not happy with the actions of a French rival during the 5000m in ParisGETTYAll four hit the deck as Mills stormed over to Hay following the race and was seen swearing and jabbing his finger at the Frenchman.Luckily for Mills, the judges deemed no one was at fault so all those who tumbled in the heat, including Mills, were reinstated for the final.He finished 21st in the final, which was won by Norway’s Jakob Ingebrigtsen with a time of 13:13:66.