.Resource: 49ers possess Aiyuk trade framework along with Browns, Patriots NBC Sports Bay AreaBrandon Aiyuk profession demand: 49ers WR more likely to become worked than obtain extension from San Francisco, per report CBS SportsReport: 49ers possess structure in place for Brandon Aiyuk trade with 2 crews San Francisco ChronicleReport: 49ers have actually worked out structures of Brandon Aiyuk trades with Browns, Patriots 49ers Webzone49ers insider provides latest improve on Aiyuk as business reports swirl Yahoo Athletics.