Melbourne [Australia], February 26 (ANI): The South Australian Cricket Association (SACA) announced that cricket general manager Tim Nielsen will step down from his role after a disappointing season for South Australia. Nielsen was appointed in 2014 for the role of general manager of high performance. He almost spent a decade with SACA and their relationship will run its course after the end of the Shield campaign. The decision to mutually part ways comes following the Redbacks disappointing performance in the Marsh One-Day Cup season. They finished in last place with a 1-5 record, while the S…