Hydration boos and surprise results - World Cup talking points

Hydration boos and surprise results - World Cup talking pointsImage source, Getty ImagesImage caption, Thousand of fans flocked to Argentina's Group J opener against Algeria to catch a glimpse of Lionel MessiByKeifer MacDonaldBBC Sport journalistPublished2 minutes agoCommentsThe first set of matches at the 2026 World Cup is complete.We have seen all 48 teams in action across three countries over a jam-packed seven days, with 75 goals scored and a smattering of upsets, individual brilliance and controversy.As the biggest World Cup in history gathers pace, BBC Sport take a look at five talking points from the opening week of the tournament.What information do we collect from this quiz?Europe and South America won't have it all their own wayTo play this video you need to enable JavaScript in your browser.This video can not be playedFigure caption, World Cup debutants Cape Verde hold on for draw against SpainBefore a ball had been kicked, there were concerns that the expanded tournament - featuring a record 104 matches - would produce a number of boring, one-sided contests.But it has taken less than a week for those fears to be allayed.The traditional powerhouses of Europe and South America - the continents that hold 15 of the top 20 slots in the current Fifa rankings - have not had things entirely their own way.Brazil, Uruguay and Switzerland were all held to draws by so-called 'lesser' nations, while Spain were frustrated by debutants Cape Verde in one of the World Cup's biggest surprises of all time.The fact that the third-smallest nation ever to qualify for the World Cup was able to hold their own against the reigning European champions helped dispel the myth that this tournament would be riddled with mismatches.Others have had their moments: Fellow debutants Curacao scored against Germany - despite being drubbed - Jordan pushed Austria for long periods and DR Congo held Portugal.Asian Football Confederation countries have been particularly...