49ers RB McKinnon’s MRI reveals calf strain

  1. 49ers RB McKinnon’s MRI reveals calf strain  ESPN
  2. 49ers managing back again Jerick McKinnon reportedly gets very good news after MRI on appropriate knee  CBSSports.com
  3. 49ers running back Jerick McKinnon suffers minimal injury  NFL.com
  4. Matt Maiocco on Twitter: “Troubling instant at exercise as Jerick McKinnon was hobbling, grabbing at the rear of right knee …  Twitter
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