Last week, before a starring performance in a blowout win Sunday over the Denver Broncos, Jackson missed practice Wednesday and Thursday to rest minor back and knee injuries.
Almost two-thirds of the Ravens’ plays this season have featured some kind of changing picture — a running back doing a U-turn, a tight end re-establishing himself elsewhere on the field, a receiver accelerating at the snap — and for good reason.
Harbaugh left open the possibility that the Ravens’ defense could undergo further changes. The team shook up its coaching staff with the hiring of former coordinator Dean Pees as a senior adviser.