.Source: 49ers have Aiyuk profession framework along with Browns, Patriots NBC Athletics Bay AreaBrandon Aiyuk profession requirement: 49ers WR more likely to become handled than obtain expansion coming from San Francisco, every report CBS SportsReport: 49ers possess structure in location for Brandon Aiyuk trade with pair of staffs San Francisco ChronicleReport: 49ers have worked out platforms of Brandon Aiyuk trades with Browns, Patriots 49ers Webzone49ers expert gives most current improve on Aiyuk as profession stories swirl Yahoo Sports.