At a football match in western Sydney at the weekend, some of the supporters were doing Nazi salutes, booing the Welcome to Country, and singing ultra-nationalist chants. 
It was a return to the ugly displays of violence and hatred between different ethnic groups which were once common in suburban clubs around the country. 
Today, Samantha Lewis, a football writer for ABC Sport, on how the 'beautiful game' is still reckoning with its complicated history in Australia. 
Featured: 
Samantha Lewis, football writer, ABC Sport