Serbia’s European gold medal-winning set-up quit, saying federations chief has shown a lack of respect for their efforts. Serbia’s men’s Olympic water polo head coach resigned, and 11 members of its European gold medal-winning squad have boycotted the team over comments by the newly appointed federation chief, the sport’s body has confirmed. The crisis comes after Serbia, among the world’s leading water polo nations and gold medal winners at Paris 2024, failed to qualify for July’s World Cup finals in Sydney. Recommended Stories list of 4 items list 1 of 4 Holders Flamengo see Copa Libertadores match abandoned amid crowd trouble list 2 of 4 Miami host committee assured ICE will not be at World Cup games list 3 of 4 Trump says he would not pay $1,000 to watch US at World Cup list 4 of 4 Barcelona vs Real Madrid: All to know about El Clasico end of list In an open letter on Friday, the players said new federation President Slobodan Soro had “repeatedly sought through his statements to discredit and belittle”…