NETBALL national team vice-captain Orient Mwanza has announced her retirement from active netball following a heart diagnosis. Netball Zambia president Martha Lungu has described Mwanza’s retirement and diagnosis as a big blow to the sport. Mwanza, 28, announced her retirement over the weekend, saying ending her illustrious career due to a heart condition was a huge blow. “Netball is the sport that I loved and still love. Sometimes, life throws us into situations we have no control over. I am sad to announce my retirement from active netball on medical grounds. To my club Prison Leopards and the national team, my playing ends here. It’s a bitter truth to accept but health comes first,” Mwanza said. “Ending my illustrious playing...