Video appears to show GKS Katowice soccer fans directing Nazi salutes at Hapoel Tel Aviv supporters after their UEFA Conference League elimination match.
https://www.foxnews.com/sports/nazi-salutes-apparently-directed-israel-soccer-team-fans-uefa-conference-league-elimination-match
https://www.foxnews.com/sports/nazi-salutes-apparently-directed-israel-soccer-team-fans-uefa-conference-league-elimination-match