Cech made several key saves to keep Arsenal in the game against City but almost scored an embarrassing own goal in the first half of the defeat when he mishit the ball and saw it roll narrowly wide of his own post.
French teenager Guendouzi started the fixture while Torreira, who joined Arsenal from Sampdoria earlier in the summer, came on for the final 20 minutes. This could be a rude welcome to Unai Emery's first match in charge Arsenal.
The result is a sobering one for Arsenal following their pre-season optimism, but next week won't be any easier as they travel to Stamford Bridge to face Chelsea. "I'm a trainer. I try to make a good team spirit in the locker room and win games".
Manchester City's Portuguese midfielder Bernardo Silva with French defender Benjamin Mendy. "I think every day is important to know how they are". I can not complain for one minute'.
"We want competence with the goalkeeper and the other players in the squad".
2nd Unite the Right rally happening in Washington Sunday
Charlottesville will have a secured area around downtown with security checkpoints that limit access to pedestrians. And you had a group on the other side that was also very violent.
"We arrived after a hard season and I told him I want to help him and want him to stay".
"And also, we need to continue to work tactically with defensive options and to shorten the difference today between Manchester City and us".
Raheem Sterling delighted in sending a message to his World Cup critics after launching Manchester City's title defence with his 50th Premier League goal.
"Hopefully we can convince him to forget a little bit the social media and improve a few things".
Emery believes his players tried against City, adding that they needed to improve as a team and also individually. "He has this experience for continuing to defend our goal", Emery said.
"With more time, we will play with this personality".
If you look broadly at our league rivals, it is fair to say that many of them have also done some good business, which is likely to make the league very competitive this season.