Spector (back) is out for Sunday's game versus the Chiefs, Alaina Getzenberg of ESPN.com reports.
Spector (back) didn't practice Thursday.
Spector is questionable to return to Monday's matchup with the Steelers due to a back injury, Alaina Getzenberg of ESPN.com reports.
Spector (hamstring) was a full participant in Friday's practice.
Spector (hamstring) has been ruled out ahead of Sunday's game against the Bengals, Alaina Getzenberg of ESPN.com reports.
Spector (hamstring) will not play in Thursday's game against the Buccaneers.
The Bills activated Spector (hamstring) from injured reserve Saturday.
The Bills designated Spector (hamstring) to return from injured reserve Wednesday.
Spector (hamstring) was placed on the Bills' injured reserve Wednesday, Katherine Fitzgerald of The Buffalo News reports.
Head coach Sean McDermott noted Sunday that Spector is considered "week-to-week" with a hamstring injury, Joe Buscaglia of The Athletic reports.