Arsenal midfielder has apologised for his mistakes during Friday's Premier League opener against Leicester City in which the Gunners had to fight back twice to avoid a third successive opening day defeat.Xhaka finished Friday night's 4-3 win over Leicester City with three points and two assists - but it wasn't all plain sailing for the Switzerland international. Wenger on Lacazette's debut goal and Giroud's Arsenal futureHow we overcame Leicester City-GiroudEx-Man United defender slams Arsenal star despite 4-3 winBy his own admission he was at fault for Leicester's second goal, but he bounced back to play a crucial role in Arsenal's dramatic fightback, with his left foot setting up the equaliser and the winner in the final ten minutes of the seven goal thriller at the Emirates stadium."It was important to win today. We started very well, after we made mistakes and gave Leicester two goals. But we won, that’s important and we’ll keep working hard and looking forward."I think everybody gave their best. We were focused, our mentality is so strong and you could see that today. I’m happy for the team. We won today and the win was important for us."You see we have good players on the pitch and these players who can come off the bench. Aaron and Oli both scored, it’s important and shows that every player is ready and that’s important."The second goal for Leicester was my mistake but it was important that I kept working. I wasn’t nervous after the mistake - and the two assists were important for the team. I’m happy for the win." Xhaka told Arsenal PlayerUp next for Xhaka and his Arsenal side is a trip to Stoke City on Saturday, August 19, - a place where they have struggled in recent years, winning just one of their past seven trips.