John Setka admitted to breaching the Fair Work Act by threatening to delay AFL construction projects unless umpire Stephen McBurney was sacked. newsiviewlistenLoading ABC NewsNews HomeEx-CFMEU boss John Setka admits to illegal tirade against AFL umpiring bossShareShare articleEx-CFMEU boss John Setka admits to illegal tirade against AFL umpiring bossBy court reporter Kristian SilvaTopic:Courts.