The Cowboys elevated Mitchell from the practice squad to the active roster Saturday.
Locke (foot) was activated from injured reserve Saturday, but he's still listed as questionable for Sunday's game against the Cardinals.
Clark (back) is questionable for Sunday's game against the Cardinals.
Winters (calf) has been ruled out for Sunday's game against the Cardinals, Tommy Yarrish of the Cowboys' official site reports.
Downs (ankle) has no designation for Sunday's clash against the Cardinals, Tommy Yarrish of the Cowboys' official site reports.
Williams (hamstring) is set to play Sunday against Arizona, Tommy Yarrish of the Cowboys' official site reports.
Turpin (ribs) has been ruled out for Sunday's game against the Cardinals, Tommy Yarrish of the Cowboys' official site reports.
Pickens (shoulder/hamstring) is listed as questionable for Sunday's game against the Cardinals, Patrik Walker of the Cowboys' official site reports.
Iosivas (thumb) is making good progress in his rehab, Mike Petraglia of CLNSCincy.com reports.
Williams (hamstring) practiced in a limited fashion Thursday, Tommy Yarrish of the Cowboys' official site reports.
