What a way to start Clasico Saturday in Spain. El Mundo's front page headline on the morning of La Liga's biggest game claimed Cristiano Ronaldo had avoided tax by using offshore companies in the British Virgin Islands.
Tax avoidance is legal. Tax evasion is illegal. The problem is the line is very blurred between the two making this is a very complicated investigation.
Sportsmail looks at some of the details.
Who is behind the investigation?
The root of the seven month investigation is the whistleblower website Football Leaks who passed documents onto German weekly Der Spiegel who then shared the information with 12 other media outlets across Europe – an operation that has involved 60 journalists analyzing 18 million documents, according to El Mundo.