Rio Ferdinand Regrets Man Utd Missing Chance to Sign Ezri Konsa

• Rio Ferdinand believes Manchester United missed an opportunity by not signing Ezri Konsa.
• Ezri Konsa, a versatile centre-back, moved from Aston Villa to Arsenal in the summer.
• Ferdinand told his son to study Konsa, highlighting his talent.
• Konsa has been performing well for Arsenal, reinforcing Ferdinand's regret.
• Ferdinand's comments reflect on a missed chance to strengthen Manchester United's defense.