The Seattle Seahawks have brought back veteran fullback Michael Robinson.
Fullbacks Derrick Coleman (hamstring) and Spencer Ware (ankle) are injured.
Robinson, 30, was a Pro Bowl selection in 2011.
The Seahawks signed wide receiver Ricardo Lockette to the practice squad as well as offensive guard Zach Allen.
They cut wide receiver Josh Lenz.
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Aaron Wilson covers the Ravens for The Baltimore Sun.