Yamal, Mbappé, Kane and Messi in contention to win the Ballon d’Or. Here’s what to know

The Ballon d’Or winners will be announced on Monday with a new generation of soccer stars, led by Lamine Yamal and Kylian Mbappé, ready to stamp their name on the trophy that for so long was a personal duel between Lionel Messi and Cristiano Ronaldo