With the Socceroos’ fate in their own hands and everything to gain against Paraguay, all eyes will be on how coach Tony Popovic chooses to attack Australia’s final World Cup group match. The Socceroos boss could trust exuberant young attackers like Nestory Irankunda, Mohamed Toure and Cristian Volpato to try and put Australia on the front foot. Whether he will is another matter. Australia coach Tony Popovic has been left with big calls to make a…