.Resource: 49ers possess Aiyuk profession platform with Browns, Patriots NBC Sports Bay AreaBrandon Aiyuk field demand: 49ers WR more likely to become dealt than obtain expansion from San Francisco, every file CBS SportsReport: 49ers have platform in position for Brandon Aiyuk patronize two staffs San Francisco ChronicleReport: 49ers have exercised platforms of Brandon Aiyuk patronizes Browns, Patriots 49ers Webzone49ers insider offers newest upgrade on Aiyuk as trade reports swirl Yahoo Sports.