World Cup Power Rankings After Matchday One: Who Leads?

The first round of fixtures is in the books, and we've seen every team take the pitch once in the group stage. BBC Sport's experts have crunched the numbers and delivered their definitive ranking of all 48 sides, from the standout performers to those with work to do. Surprisingly, Lionel Messi's Argentina—the defending champions—are not sitting at the top of the pile after their opening fixture. Instead, a new front-runner has emerged, setting the tone for what promises to be a thrilling knockou...