COSTA MESA — In the end, the Chargers didn’t trade the fifth pick in the NFL draft on Thursday. They didn’t pick a wide receiver such as Malik Nabers of LSU to replace Keenan Allen or Mike Williams. They didn’t select Marvin Harrison Jr. of Ohio State, who went fourth to the Arizona Cardinals.
The Chargers did take Joe Alt, a mammoth offensive lineman from Notre Dame, in keeping with the method of operation of new General Manager Joe Hortiz and new Coach Jim Harbaugh. They both like big...