USA Fencing opened an investigation in March into “probable bout manipulation” in saber fights just after issues that supposedly biased refereeing might have afflicted qualification for the Olympics. It reported in April that two referees have been suspended, but there was “no evidence that person U.S. fencers were actively involved https://www.primalmagazine.co.uk/dust-suppression-on-construction-sites-essential-practices-for-reducing-construction-dust/