Stack played in the VFL after he was omitted from the senior side during the week, but couldn’t get through the whole game as he sustained the injury, with the Tigers reportedly believing it to be some form of syndesmosis.
Richmond assistant Justin Leppitsch spoke to 3AW on Sunday about Stack, saying he’ll probably need surgery to repair the injury, which means he’ll be doubtful to return this season.
Justin Leppitsch on 3AW on Sydney Stack: "He probably needs surgery. There is only a small chance he could play again this year." The syndesmosis tear that saw Libba get back in a miracle recovery in 2016 but most players need months to recover from
— Jon Ralph (@RalphyHeraldSun) August 18, 2019