By Daniel Orme Arsenal have returned to the Premier League summit with a 2-0 victory against lowly Luton at the Emirates Stadium. Martin Odegaard gave the Gunners the lead midway through the first half as he lashed home from Kai Havertz’s pass. An own goal from Daiki Hashioka doubled the lead for the home side minutes before the break. The Gunners struggled to find much rhythm after the break in North London but their advantage was enough to see them claim victory and top spot in the Premier League. Meanwhile, the Hatters are now 10 league games without a win. Here are all of the talking point…