The Arizona Cardinals and new HC Jonathon Gannon introduced new OC Drew Petzing and DC Nick Rallis, to The Valley this week! Arizona Sports' Cardinals reporter Tyler Drake and contributor Erik Ruby bring you the top five takeaways you need to know from their introductions! Subscribe, rate 5 stars and follow @AZCardsCorner, @Tdrake4sports and @ErikRuby on Twitter!  See omnystudio.com/listener for privacy information.