For this May round of Four Downs, we will be looking at each team's biggest remaining need as well as notable undrafted free agents who will be going to camp with each franchise.
Arizona Cardinals
Biggest Need: Cornerback
Cardinals defensive coordinator Vance Joseph has made it clear that Isaiah Simmons, Arizona's first-round draft pick, will be a linebacker in the NFL … while making it equally clear that he's open to using Simmons in the secondary in certain matchups. That can only help a team that gave up a league-worst 73.5 yards per game to tight ends last season, but will it be enough to turn around an Arizona defense that ranked 27th in our pass efficiency rankings?