RB Jerick McKinnon (knee) is having a platelet-rich plasma (PRP) treatment. He’ll have two weeks to recover, then 18 days after that before Week 1 of the regular season. “If he’s ready, that would be great,” #49ers coach Kyle Shanahan said. “If not, we’ll be patient with him.”

— Matt Maiocco (@MaioccoNBCS) August 8, 2019