49ers’ Jackson ready for anything after offseason work, challenge

SANTA CLARA — Drake Jackson's offseason training didn't include preparing to cover and break up passes intended for running back Elijah Mitchell, but that's exactly what he did during 49ers practice Sunday. The athletic edge rusher was the last line of defense on a blitz package that left the middle of the field without linebacker coverage. Jackson was able to keep up with Mitchell and break up the pass. "I'm just happy I stayed with him," Jackson said after practice. "I'm just trying to make a play, and stop the offense from making a play. That play, it just so happened that I had to do what I had to do. It's just the plays that we are given. I don't really see us dropping like that but whatever we have to do, we are going to do." Jackson was challenged by defensive line coach Kris Kocurek after the 2022 NFL season to stay focused during the offseason in order to put on muscle mass and increase his strength. The USC product reshaped his physique while maintaining his ability to "bend" around the edge. Coach Kyle Shanahan has been impressed by the second-year pro's diligence. The 49ers' brain trust has been looking for a bookend to play opposite of reigning NFL Defensive Player...