Joe Otterson TV ReporterDavid and Jessica Oyelowo have signed a TV overall deal with ViacomCBS and MTV Entertainment under their Yoruba Saxon production banner, Variety has learned.Under the deal, David is attached to star in and executive produce a series about legendary Old West lawman Bass Reeves. Reeves was known as the greatest frontier hero in American history and is also believed to be the inspiration for The Lone Ranger.