If NFL aggressively investigates McManus, Jaguars could have increased risk of liability.
Cowboys linebacker DeMarvion Overshown's rookie season ended before it began.
Vernon Davis will become eligible for the Pro Football Hall of Fame next year, but the former 49ers tight end isn't too concerned about his chances to be enshrined with the Class of 2025.
Defensive backs coach Daniel Bullocks believes 49ers rookie Renardo Green has the potential to be as versatile as Deommodore Lenoir.