The Gunners won their first two Premier League games of the new campaign at Selhurst Park. Tomiyasu was sent off by referee David Coote for two flagrant violations (67), but Odegaard's penalty in the 53rd minute was the game-winner.
At Selhurst Park on Monday, Martin Odegaard's penalty gave Arsenal a 1-0 victory over Crystal Palace in the Premier League. After Takehiro Tomiyasu was dismissed after receiving two yellow cards, the visitors were down to 10 men when it happened.
Arsenal controlled possession throughout the first half. They didn't take the lead until the 53rd minute. Sam Johnstone, the goalkeeper, tripped Eddie Nketiah in the box. Martin Odegaard then converted the ensuing penalty kick.
Arsenal seemed to be on course for an easy win, but Palace were granted a reprieve. Tomiyasu was sent off after two bookings in eight minutes of second-half play. Putting Mikel Arteta's squad on the defensive for the remainder of the game.
Arteta made many defensive change to guarantee his team won, moving them up to third place in the league with six points. Brighton & Hove Albion trail Manchester City in goal difference.">