His PCL complications, combined with veteran Christian Kirk's absence from camp, have led to a golden opportunity for rookie De'Zhaun Stribling. While the Ole Miss product reaps these benefits, however, his franchise quarterback may be an inadvertent casualty of the injuries. Brock Purdy entered training camp with arguably the most loaded collection of weapons he has had in his career. Brock Purdy is clear loser in 49ers' camp thus farWhile the talented rookie is rejoicing in his newfound opportunity, it comes at the expense of Purdy. It wouldn't be surprising if both Pearsall and Kirk miss extended time, thus eliminating much of Purdy's opportunity to get on the same page before opening kick-off.