The PGR requested his detention in order to gather more evidence against him.
The company is considering participating in an upcoming tender for a US$7 billion wholesale mobile network.
State telecom monopoly Etecsa announced in mid-June that it would open 35 such hotspots around the island.
Gal Gadot's Wonder Woman is also in the images.
The Mexican scorer is not afraid of the current crisis in the country.
It's an uncomfortable moment for Republicans, who want more votes from the surging Latino population.
After his controversial comments on Mexican immigrants, the business tycoon has lost money every day.
Yet, the singer has hope that things will improve.