Dolphins rookie linebacker still has work to do when it comes to improving run defense

Jerome Baker would very much like to forget the sight of Christian McCaffrey blowing right past him on his way to the end zone.

While Baker showed some of the impact he could bring to the Dolphins’ defense in their exhibition opener two weeks ago, he has continued to struggle with run fits in what’s been a weak run defense so far this preseason for the Dolphins.

McCaffrey’s 71-yard touchdown in Friday’s loss at Carolina was a glaring mistake in that department.

“We’re professional athletes,” Baker said. “It happened. You just have to go out there and do the next play. The moment you start thinking about what happened, something else is going to happen. That’s the way we looked at it. It…