Five best team fixes in free agency

The addition of Mario Williams makes the Buffalo Bills' defensive line an imposing unit. AP Photo/David Duprey


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With most of the big names in NFL free agency already signed, now is a good time to look at the teams that have improved the most over these past few weeks. These are teams that had a specific plan in free agency, went out and executed that plan. As a result, their rosters are much improved.

Here are the five best team fixes in free agency:

1. Buffalo Bills' new defensive line