Cornerback Terrion Arnold indicated he will never accept PFF as a fair grading system, since those evaluating players do not even know what plays are being called or what scheme is actually being ran.

The Baltimore Ravens have struggled, but Pro Football Focus is still optimistic, ranking Baltimore No. 7 heading into its bye week.

The PFF 'credibility' is being questioned afters Bears QB Caleb Williams was ranked behind Justin Fields, others after Week 6.

Pro Football Focus majority owner Cris Collinsworth invited detractors of his company’s player grading system to come to their offices and learn more about the process after criticism of the evaluations arose this week.

In a week where the league's oldest quarterback, Aaron Rodgers, put up a vintage performance, a group of youngsters put on an equally impressive show.

Cris Collinsworth stands by PFF, and he invited J.J. Watt to see the process that goes into the ratings for NFL players.

Nico Collins remains a legit No. 1 threat in the NFL despite the Houston Texans' slow offensive start, but what does PFF think?