The FIFA World Cup continues with its sixth day of competition, focusing heavily on the performances of star players Lionel Messi and Kylian Mbappé. Both players are currently in contention to break significant records during the tournament. Index.hr is providing ongoing coverage of all developments at the World Cup. The specific records being pursued were not detailed in the provided text, but the focus suggests potential milestones in goals scored or overall tournament appearances. The competition is intensifying as teams progress through the group stage. Further updates and detailed match reports are available on Index.hr.