Tuesday marked another day on the sidelines for Los Angeles Rams quarterback Matthew Stafford, whose back problem continued to keep him out of duty at training camp.

Last month, Sean McVay said he didn't have "any reason to be concerned" about Matthew Stafford. That's no longer the case, unfortunately.

The Los Angeles Rams continue to face frustrating delays with Matthew Stafford’sreturn to practice.Stafford was slated to resume on Monday, but did not takepart in team drills. On Tuesday, ESPN’s Sarah Barshop reported the two-time ProBowler was “not out with the other quarterbacks to start practice.