Bills placed DE/OLB Mario Williams on the active/PUP list.
Bills.com’s Chris Brown expects Mario Williams to get the majority of his snaps at defensive end.
The Bills are expected to approach OLB Mario Williams about restructuring his contract.
Mario Williams will play outside linebacker in Rex Ryan's new 3-4 scheme.
Bills LE Mario Williams underwent offseason hip surgery, but is participating in Organized Team Activities.
Bills OLB Mario Williams recorded just two sacks in the final eight games of the season.
Bills OLB Mario Williams registered two sacks in Sunday's Week 7 upset of the Dolphins, bringing his season total to ten.
ESPN's Adam Schefter reports Mario Williams has been diagnosed with a sprained ankle, but is currently planning to play in Week 4.
Bills coach Doug Marrone expects Mario Williams (undisclosed) and DT Marcell Dareus (ankle) to be "fine" for Week 4.
Mario Williams left Sunday's Week 3 loss to the Jets in the fourth quarter with an undisclosed injury.
Mario Williams set a franchise record with 4.5 sacks in Sunday's Week 2 win over the Panthers.
Appearing on NFL Network's GameDay Morning, Ian Rapoport reported Bills LE Mario Williams is battling plantar fasciitis.
Bills LE Mario Williams (foot) has rejoined the team at training camp.
A second opinion of Bills LE Mario Williams's troublesome foot revealed "no serious damage," and he's expected to be "fine."