Portugal coach Roberto Martinez admits he's happy working with Al-Nassr striker Cristiano Ronaldo.

The former Manchester United striker was again superb for victory over Slovakia yesterday.

Martinez said, "Cristiano is well, he plays a lot of minutes and scores a lot of goals with his club.

"He has a lot of experience in the national team, he represents a stimulus and a reference for the young people.

"It's not an individual sport, it's everyone's game and there's no lack of commitment."