.Source: 49ers possess Aiyuk field platform with Browns, Patriots NBC Sports Bay AreaBrandon Aiyuk profession demand: 49ers WR more probable to be worked than obtain expansion coming from San Francisco, every record CBS SportsReport: 49ers possess framework in location for Brandon Aiyuk trade with two crews San Francisco ChronicleReport: 49ers have actually exercised structures of Brandon Aiyuk patronizes Browns, Patriots 49ers Webzone49ers expert provides most current improve on Aiyuk as profession rumors swirl Yahoo Sports.