The Raiders haven't officially ruled out starting quarterback Derek Carr, listing him as questionable for Sunday's game. Multiple reports have indicated that Carr, who is dealing with a back injury that coach Jack Del Rio initially said would keep him out anywhere from two to six weeks, isn't expected to play.
However, Carr practiced on a limited basis in each of the past two days. With him unlikely to play, the Raiders are expected to start veteran backup EJ Manuel.
Harbaugh said Monday that his team would prepare for both Carr and Manuel.
The Ravens listed defensive tackle Brandon Williams (foot) and...