The New England Patriots ruled out rookie wide receiver Aaron Dobson due to a hamstring injury.

The Patriots also ruled out star tight end Rob Gronkowski, who underwent offseason back and forearm surgeries, downgrading him from doubtful.

They also ruled out running back Brandon Bolden (knee) and defensive backs Nate Ebner (ankle) and Duron Harmon (hamstring).

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Aaron Wilson covers the Ravens for The Baltimore Sun.