(SKY NEWS); Cristiano Ronaldo has announced his retirement from international football.In a social media post, the 41-year-old said: "Today, the time has come to pass it on to the future. It was not an easy decision."He added "thank you for these 23 years" and "Portugal will always be a part of me".Ronaldo said he would "hand back the number 7 shirt" after the November international break.He has made 234 appearances for Portugal and ...