The Chargers have done a decent bit of remodeling on the interior of their offensive line, bringing in Mekhi Becton to start at right guard and Andre James to compete at center. But Los Angeles still has holes to address in the unit after the middle three manifested as LA's Achilles' heel last season.
Here's one player in each round that Joe Hortiz and Jim Harbaugh could add to bolster the trenches.
Round 1: Grey Zabel, North Dakota State
Zabel exclusively played left tackle for the Bison this season, but he's played all five positions at North Dakota State.