Getty J.J. McCarthy #9 of the Minnesota Vikings throws the ball during mandatory minicamp. Largely an unknown commodity , J.J. McCarthy has “all the things” necessary to be successful in the NFL, and that is a direct assessment from former Minnesota Vikings fan favorite and two-time Pro Bowl wide receiver Adam Thielen . McCarthy worked with Thielen during the offseason for the second year in a row. He has now left the Carolina Panthers ’ playmaker impressed both times. It is as encouraging as