The Chiefs placed McDonald (knee) on injured reserve Wednesday.
Williams is expected to see more playing time Week 2 versus the Steelers, Jeremy Fowler and Dan Graziano of ESPN.com report.
Davis (neck) did not participate in Wednesday's practice.
Spillane (knee) was a limited participant in Wednesday's practice.
Delane (shoulder) was a full participant at practice Wednesday.
Conner (knee) did not participate at practice Wednesday.
Jones (calf) was a limited participant at practice Wednesday.
Henderson (ankle) was a full participant in Wednesday's practice.
Head coach Mike Vrabel said Henderson (ankle) will "do some more" at Wednesday's practice, Mark Daniels of MassLive.com reports.
Bolton posted four tackles (two solo) and a pass defense during the Chiefs' 31-10 win over the Broncos on Sunday.
