Arsenal have completed just one summer signing so far as they recruited Italy sensation Riccardo Calafiori from Bologna. The defender impressed at Euro 2024 despite Italy’s last-16 exit, and Arsenal beat competition from Juventus to secure his signature. The 22-year-old is yet to appear in competitive action, but could be thrown into the deep end as Arsenal travel to face Unai Emery’s Aston Villa this weekend. Oleksandr Zinchenko performed well against Wolves, but Arsenal fans are worried about his defensive vulnerabilities against a strong Aston Villa side, and this could see Calafiori at lea…