SANTA CLARA -- Jim Harbaugh said on his KNBR radio show this morning that veteran wide receiver Kassim Osgood, who was cut on Saturday, likely will be brought back to the 53-man roster today. Osgood will fill the roster spot held by injured nose tackle Glenn Dorsey, who now can be moved to injured reserve with a designation to return, which would allow him to come back in the second half of the season.Jim Harbaugh said the 49ers will welcome back Kassim Osgood, who was cut Saturday. Osgood will resume his role on the team’s special teams units.