2015 NFL Preview: AFC East
Buffalo Bills agree to six-year deal with Mario Williams - ESPN
Guard/tackle Daryl Williams agrees to terms with the Bills
Notes: Mario Williams 'ecstatic' to join Bills - The Boston Globe
Multiple former Buffalo Bills among top No. 1 pick ranking
Preview: Patriots face one of NFL's best teams in the wild card playoffs - Pats Pulpit
Mario Williams - Wikipedia
Bills acquire prized free agent Mario Williams
Bills Williams' new home windfall for scam victims - Deseret News
Mario Williams - Wikipedia