Day three of Panini Instant is underway. Just minutes ago, Panini America’s real-time trading card program launched its third-day offerings paying tribute to Mexico's Rafael Marquez and Uruguay's Diego Godin based on their respective performances in the Copa America Centenario tournament. Panini Instant cards of both superstars will be available only for the next 24 hours in made-to-order base versions and limited-edition…