Vasquez, who according to Head Coach Norv Turner will compete for a starting job at right guard during training camp, was the 78th overall selection in April’s draft.
The Chargers drafted the 6-4, 327-pound Martin with the 113th overall choice. Green (133rd overall pick) spent time at guard and center this spring. Johnson, chosen with the 134th overall selection, impressed coaches with his downhill running style.
Saturday’s contract announcements leave just three Chargers draft picks unsigned. First-round selection linebacker 
Fifth-round selection
Rookies and select veterans will be on the field Monday morning for the first training camp practice. The entire squad will be on the field together for the first time on Friday, July 31.
Also, the Chargers announced Saturday that linebacker Anthony Felder will re-join the team and be at Monday’s practice. Felder, an undrafted free agent from Cal-Berkeley, spent the spring with the Chargers but was released in June.
