A look back at some of the great defenses since 1980 in the NFL shows several common threads with all of them, and a closer look at Denver's current unit shows they're following that same path to success.
All 32 NFL teams trimmed their rosters down to 53 players in advance of Saturday's deadline.
A C+ for the Seahawks in a 2011 draft haul that included Russell Wilson and Bobby Wagner? Yeah, that grade looks bad. But we got a few right, too.

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