
There are times when, if you want to be truly competitive in the NFL, you have to make major, wholesale changes throughout your defense. From coaches to players, there are five NFL teams who made huge alterations to their defenses in the offseason.

There are times when, if you want to be truly competitive in the NFL, you have to make major, wholesale changes throughout your defense. From coaches to players, there are five NFL teams who made huge alterations to their defenses in the offseason.