Dillon Johnson says he expects to play against Michigan in national title game

Washington's starting tailback is battling injuries to his foot and knee, but says 'I'll be ready to rock and roll.'

Dillon Johnson speaks at Saturday’s media day. (Photo by Christian Caple/On Montlake)

HOUSTON — Dillon Johnson has to be hurting.

You know that, because you watched him grimace in pain as he left the field late in Washington’s Sugar Bowl victory over Texas. And because Johnson himself, at Saturday’s College Football Playoff national championship media day…