An official prognosis for the Big Bear is now known. After days of waiting on some more official news regarding Joey Bosa’s groin injury, we’ve officially gotten an answer. Per Brandon Staley, Bosa will elect to have surgery and will be placed on IR alongside Rashawn Slater who will have surgery on his torn biceps. However, Bosa is expected to make a return later this season, but for now he’ll miss the next four games. #Chargers HC Brandon Staley said both Joey Bosa and Rashawn Slater are going on Injured Reserve. Bosa will have surgery but is expected to return…