How cornerback Trent McDuffie emerged as the Chiefs' second-best defender - The Athletic
San Francisco 49ers depth chart: Cornerback group sees improvement
49ers vs. Rams defensive grades: Is the 49ers defense the best in the NFL?
49ers Training Camp: Rookie class looks sharp, including Reuben Foster who overcomes injury scare – Santa Cruz Sentinel
Green Bay Packers hint what 'more aggressive' defense means - ESPN - Green Bay Packers Blog- ESPN
Grading the San Francisco 49ers' Final 53-Man Roster, News, Scores, Highlights, Stats, and Rumors
I was able to stand through the storm': 49ers' Jimmie Ward is speaking his mind
Upon Further Review: Packers' Love shows poise, confidence in preseason opener Wisconsin News - Bally Sports
Nickel Coverage: How the 49ers Defense Has Emerged as the Best Unit in the NFL
Rodney McLeod is emerging from Malcolm Jenkins' shadow as the leader of the Eagles' defensive backfield
Will It Be the Defense, Not the Offensive Stars, That Leads the 49ers to the Super Bowl?
49ers First Half Grades: Defense