Most professional sportspeople are long retired by the age of 40, but Cristiano Ronaldo is weighing up his next challenge.

Is it possible Cristiano Ronaldo could play in the upcoming FIFA Club World Cup starting on June 14 in the United States, and potentially face his former club, Real Madrid. The 40-year-old star has hinted about his future with a social media message after scoring in the Al Nassr's 3-2 defeat to Al Fateh on Monday,

Apparently, Cristiano Ronaldo is being pursued by a number of teams, reaching at least 10. However, it's the emergence of an unexpected Spanish club with massive ambition that has captured the imagination.