While leaving the field to jeers on Sunday, Arnaldo González put his hand on his head, imitating a yarmulke, and pointed to his genitals.

Arnaldo González y su REPUDIABLE gesto antisemita cuando se iba expulsado de la cancha de Atlanta. pic.twitter.com/IvqTfgYPGG March 8, 2020

His team, New Chicago, was playing Atlanta, a rival Buenos Aires club in Villa Crespo, a traditionally Jewish neighborhood in the city. Founded in 1904, Atlanta has historically received support from Jewish fans and featured several Jewish players and administrators. The club now plays in the second tier of professional soccer in Argentina.

González later in a video posted on New Chicago’s Twitter account, saying he was “very ashamed.”

The team also tweeted an apology to Atlanta and the “entire Jewish community.”

González could be prosecuted under a law passed in Argentina in 1988, and could even see up to a . The head of Argentina’s National Institute Against Discrimination, Xenophobia and Racism — a government organization — said the group might take legal action against González.

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An Argentine soccer player made an antisemitic gesture after being ejected from a game against a team with many Jewish supporters, sparking an outcry on social media and calls for his prosecution under the country’s law that prohibits displays of discrimination.