Baxter was signed to a reserve-future deal in January and was on the practice squad last season.
Campbell was signed before the draft.
Webb was signed to the practice squad last season and was signed to a reserve-future deal in January.
Wiggs was signed in March. He played collegiately at Purdue. He has a previous stint with the Seattle Seahawks.
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Aaron Wilson covers the Ravens for The Baltimore Sun
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This story originally appeared on Nationalfootballpost.com
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