Cristiano Ronaldo has declared himself the greatest footballer of all time — and says his argument is a simple one. The Portugal star has long been considered one of the best players in the ...

A video on social media shows fans chanting the Argentine superstar's name when Ronaldo was close to them. The Real Madrid legend, though, replied with a simple thumbs up and a smiling face.

Ronaldo was on the bench at that point, having dropped out of Roberto Martinez’s starting XI. He was introduced at the ...