Detectives from the Counter-Terrorism Investigation Group launched an investigation after a crucial tip-off from a member of the public Sepehr Saryazdi,
"A television news broadcast graphic titled 'NEWSPOLL BREAKING: PRIMARY VOTE'. A bar chart illustrates a major political shift labeled 'THE GREAT SWITCH'. The chart shows the Labor party in red at 32% (down 4 points), One Nation in orange surging to second place at 22% (up 7 points), and the Coalition in blue falling to third at 21% (down 3 points). Graphic arrows depict a flow of votes from the two major parties toward the center One Nation column. A blurred female news anchor is visible in the foreground."