.Source: 49ers possess Aiyuk profession structure along with Browns, Patriots NBC Athletics Bay AreaBrandon Aiyuk profession need: 49ers WR more probable to become handled than obtain expansion coming from San Francisco, per document CBS SportsReport: 49ers possess platform in position for Brandon Aiyuk trade with two crews San Francisco ChronicleReport: 49ers have exercised frameworks of Brandon Aiyuk patronizes Browns, Patriots 49ers Webzone49ers insider offers latest update on Aiyuk as business gossips swirl Yahoo Sports.