Cristiano Ronaldo is 'very optimistic' he can help Portugal win the World Cup and says England also have a chance of lifting the trophy.
The 37-year-old Manchester United forward is expected to start in a star-studded line-up despite his struggles this season.
Fernando Santos' side take on Ghana, Uruguay and South Korea in Group H for a spot in the knockout stages of the tournament.
In an interview with Piers Morgan on TalkTV, Ronaldo said: 'I am very optimistic. We have a fantastic coach, we have a good generation of football players.