.Source: 49ers possess Aiyuk business framework with Browns, Patriots NBC Athletics Bay AreaBrandon Aiyuk business requirement: 49ers WR very likely to be dealt than acquire expansion coming from San Francisco, per record CBS SportsReport: 49ers have platform in place for Brandon Aiyuk patronize pair of teams San Francisco ChronicleReport: 49ers have actually worked out structures of Brandon Aiyuk trades with Browns, Patriots 49ers Webzone49ers insider provides newest update on Aiyuk as business stories swirl Yahoo Athletics.