LOS ANGELES — Ever since Matthew Stafford raised the Lombardi Trophy for the Los Angeles Rams four seasons ago, the veteran quarterback has carried himself as a person with nothing to prove.

Sure, Stafford is still a highly competitive athlete who welcomes football's weekly grind, treasuring locker-room camaraderie and eagerly attacking the new defensive puzzle to be solved each Sunday.

But over the course of 17 NFL seasons, Stafford has developed a relaxed demeanor in stressful moments that can stun new teammates such as Davante Adams.

“He’s just the chillest dude,” the Rams receiver said. “His whole personality, the way he walks around, the way that he carries himself within a football game, it’s different, but it’s awesome. ... When I see that sometimes, it reminds me to chill out an

See Full Page