INGLEWOOD, California, June 20 : Belgium are preparing for a uniquely motivated Iran side whose players carry a desire to give joy to their nation's people, veteran right back Thomas Meunier warned ahead of their World Cup match on Sunday. "For us it's an added challenge," said Meunier, noting he understood how feelings of patriotism can inspire players. "I should imagine some of Iran's players had members of their families affected by the war," he added, referring to the conflict that began