Pitana will be assisted by his fellow country men Juan Pablo Bellati and Hernan Maidan.
Sepp Blatter, the disgraced former president of Federation Internationale de Football Association whose dramatic fall from power corresponded with revelations of widespread corruption among the organisation's top officials, will attend the World Cup in Russia as a personal guest of President Vladimir Putin.
With the controversial Video Assistant Referee (VAR) system making its World Cup debut, Italy's Massimiliano Irrati is the designated VAR official in Moscow.
The Opening Ceremony will be produced by Russia's Channel One and the "creative concept" will be developed by Felix Mikhailov, who has directed other World Cup events including the preliminary and main draw.
"He made his debut in the Argentinian league in 2007 and officiated his first global match in 2010".
Kim nuclear summit praised, but big questions loom
South Korea , meanwhile, appeared to have been blindsided by Trump's change of heart on war games. Bishop said: "I don't believe that suspension for suspension has actually been agreed".
Either North America or Morocco will earn the right to host the 2026 World Cup when the vote is conducted at the FIFA Congress in Moscow.
You can check out the World Cup schedule here.
"I never imagined I would be part of this huge celebration, the World Cup, happening in my own country", the soloist from the Vienna State Opera said.
However, there are referees from Algeria, Senegal, Gambia, Egypt, Zambia and Ethiopia who will be in charge of games in Russian Federation.
Mourinho can envisage Spain taking on Argentina for a place in the quarter-finals and Lionel Messi coming out on top to dump the Spaniards out.