.Source: 49ers possess Aiyuk field platform with Browns, Patriots NBC Sports Bay AreaBrandon Aiyuk profession requirement: 49ers WR most likely to become worked than obtain expansion coming from San Francisco, every report CBS SportsReport: 49ers have framework in location for Brandon Aiyuk trade with 2 teams San Francisco ChronicleReport: 49ers have actually worked out platforms of Brandon Aiyuk patronizes Browns, Patriots 49ers Webzone49ers insider offers most up-to-date upgrade on Aiyuk as profession rumors swirl Yahoo Athletics.