Arsenal's Declan Rice, right, greets with Crystal Palace's goalkeeper Dean Henderson after the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.

Crystal Palace's Daniel Munoz, left, challenges Arsenal's Gabriel Martinelli during the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.

Crystal Palace's Jean-Philippe Mateta celebrates with teammates after scoring his sides second goal during the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.

Arsenal's manager Mikel Arteta gestures during the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.

Arsenal's Leandro Trossard celebrates after scoring his sides second goal during the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.

Arsenal's Leandro Trossard celebrates with teammates after scoring his sides second goal during the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.

Crystal Palace's Eberechi Eze celebrates after scoring his sides first goal during the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.

Arsenal's Leandro Trossard, right, challenges Crystal Palace's Tyrick Mitchell during the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.

Arsenal's Jakub Kiwior, center, celebrates with Arsenal's Gabriel Martinelli after scoring his sides first goal during the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.

Arsenal's Jakub Kiwior scores his sides first goal during the English Premier League soccer match between Arsenal and Crystal Palace at Emirates stadium in London.