Shorter (back) has been ruled out for Sunday's game against the Buccaneers, Vincent Bonsignore of the Las Vegas Review-Journal reports.

The Raiders elevated Shorter from the practice squad to the active roster Saturday.

The Raiders elevated Shorter from the practice squad to the active roster Saturday.

Shorter signed with the Raiders' practice squad Thursday.

The Bills waived Shorter on Tuesday, Jeremy Fowler of ESPN.com reports.

Shorter (knee) did not practice Wednesday, Joe Buscaglia of The Athletic reports.

Shorter, whose rookie season was derailed by a hamstring injury, is in line to compete for depth slotting behind fellow wide receivers Khalil Shakir, Keon Coleman and Curtis Samuel, the Buffalo News reports.

Shorter (hamstring) had his 21-day practice window closed Wednesday, and he'll remain on injured reserve for the rest of the season, Matt Parrino of The Syracuse Post-Standard reports.

Shorter (hamstring) will not be activated from injured reserve before Saturday's game against the Chargers.

Shorter (hamstring) was designated to return from injured reserve Wednesday, Alaina Getzenberg of ESPN.com reports.