Premier League: 10 things to look out for this weekend

There are a few potential debuts on the cards, while a Southampton defender deserves praise for his charitable actionsArsenal began the season with an uncharacteristically efficient away win. Their first home match could be an attacking extravaganza if, unlike at Newcastle, Nicolas Pépé and Alexandre Lacazette start with Pierre-Emerick Aubameyang. But their defence will also be worth watching, especially if David Luiz makes his debut. He would probably prefer if it were not against Ashley Barnes. The forward riled the Brazilian to distraction when Burnley drew 2-2 at Chelsea in April. Barnes is one of the slyest pests in the Premier League and he continually lures David Luiz into fouling him. David Luiz got so frustrated with the way Barnes and Chris Wood wound him up that he perpetrated an embarrassing dive, which did not stop him from complaining ...
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