.Source: 49ers possess Aiyuk profession framework with Browns, Patriots NBC Sports Bay AreaBrandon Aiyuk business need: 49ers WR most likely to be dealt than get extension from San Francisco, per report CBS SportsReport: 49ers possess framework in place for Brandon Aiyuk trade with 2 crews San Francisco ChronicleReport: 49ers have actually worked out structures of Brandon Aiyuk patronizes Browns, Patriots 49ers Webzone49ers insider provides most current update on Aiyuk as trade reports swirl Yahoo Athletics.