Can Quinton Johnston Take the Next Step?

The Los Angeles Chargers, knowing they have Justin Herbert, aren’t in a typical rebuild cycle with a new head coach. For better or worse, Jim Harbaugh will be expected to hit the ground running, with some expectation of results in year one or at least year two.

There has been movement to improve the offensive line, and drafting Joe Alt with the regime’s first pick under new general manager Joe Hortiz helped solidify that priority. But Herbert can’t do much without anyone to throw to.

The Chargers traded away Keenan Allen to the Chicago Bears knowing that Allen’s best days were behind him. They also released Mike Williams. Given that last year’s troubles at the position were motivated in part…