John Clayton's mailbag: The officials' emphasis on pass-defense penalties was clear during the first wave of preseason games.
Mailbag: In what's usually a quiet time for the NFL, discipline and legal matters have dominated the news, writes John Clayton.
John Clayton's First and 10:
John Clayton's First and 10: WRs are dropping like flies around the NFL. Plus, the AFC West's dominance and the mediocre Cowboys.
John Clayton's First and 10: Aaron Rodgers and Matt Ryan are among the star QBs coping with injury-depleted receiving corps.
John Clayton's First and 10: Top-spending teams in free agency are seeing early results.
John Clayton's First and 10: With a week to prepare, will defenses be able to rein in the scoring a bit in Week 2?
Mailbag: We're seeing a rise in fourth-quarter heroics by quarterbacks, adding excitement to the game, writes John Clayton.
Here are the 10 things John Clayton is eager to see in his whirlwind 12-day tour of training camps.
Both new and old rivalries dot an exciting 2013 NFL schedule, writes John Clayton.
The negotiating period isn't exciting, but it's doing a good job of helping teams retain their free agents, writes John Clayton.
The teams that spent the most in 2012 got little bang for their buck. Plus, answers to reader questions.
There's still plenty of intrigue regarding the NFC playoff race, writes John Clayton.
The 2012 season has been marked by close games, but that wasn't the case Sunday, writes John Clayton.
Expand the playoffs? It's a question of when, not if, John Clayton writes.
No. 1 seeds are on the line this weekend, but that distinction isn't as valuable as it once was, John Clayton writes.