.Source: 49ers possess Aiyuk business platform with Browns, Patriots NBC Sports Bay AreaBrandon Aiyuk trade requirement: 49ers WR more probable to become handled than obtain expansion coming from San Francisco, every report CBS SportsReport: 49ers possess framework in place for Brandon Aiyuk patronize 2 groups San Francisco ChronicleReport: 49ers have actually exercised frameworks of Brandon Aiyuk trades with Browns, Patriots 49ers Webzone49ers expert offers newest upgrade on Aiyuk as field rumors swirl Yahoo Athletics.