Australia’s Kyle Chalmers set a short-course world record in the men’s 100-meter freestyle as he clinched gold at the World Cup in Kazan, Russia, on Friday. Fresh from victory in the 50-meter freestyle on Thursday, the 23-year-old came home in 44.84 seconds, bettering the mark of 44.94 seconds set by France’s Amaury Leveaux in 2008….