John Lynch: Alex Mack is training like he’s coming back

49ers center Alex Mack is potentially heading into his 14th season in 2022 after making the Pro Bowl in his first year with San Francisco. But at age 36, there’s a chance Mack may retire instead. At least for now, it appears that won’t be the case. “We’ve had really good communication,” 49ers G.M. John [more]