5 Lessons from Prem weekend: Arteta acts for Arsenal win; Fernandes change lifts Man Utd; Potter-ball flops for Chelsea
Mikel Arteta went wide to stun Unai Emery at Aston Villa, Bruno Fernandes' positional shift is inspiring Manchester United and Ruben Selles aced his audition at Chelsea. Here's five lessons we learned from the Premier League weekend...