Los Angeles Chargers S Derwin James (quad) did not practice all week and is listed as doubtful for Week 15 versus the Tennessee Titans. DT Sebastian Joseph-Day (knee, back) was limited in practice all week and is listed as questionable. CB Bryce Callahan (groin) and OT Trey Pipkins (knee) were upgraded to a full practice Friday, Dec. 16, but are also listed as questionable. OG Zion Johnson (shoulder), OT Jamaree Salyer (ankle) and WR Mike Williams (ankle) practiced in full all week and no longer appear on the injury report.
Chargers.com