Brock Purdy’s toe injury isn’t the only QB injury obstacle facing the San Francisco 49ers after their 16-15 victory over the visiting Arizona Cardinals on Eddy Pinero’s 35-yard field goal Sunday.

According to NFL Media’s Ian Rapoport, quarterback Mac Jones after Sunday’s game said he aggravated the PCL strain he suffered in the 49ers’ second preseason game vs. the Las Vegas Raiders.

“Yeah, so I had a little injury that I just reaggravated and I’m good,” Jones told reporters in his press conference. “I took the brace off because I wasn’t moving around very well and then put it back on after that. But yeah, I felt like it affected my play a little bit, which I was disappointed about. I could have just been tougher. It was affecting my reads and everything. So anyways, finished the game out

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