Lewis Hamilton won the Spanish Grand Prix in Barcelona, marking his first victory with Ferrari. The win significantly narrows the gap in the World Championship standings. Before the race, Hamilton was 66 points behind championship leader Antonelli; he has now reduced the deficit to 41 points. The race took place at the Montmeló circuit. This victory represents a crucial turning point for Hamilton as he transitions to the Ferrari team. Further details regarding the race specifics, such as lap times and competitor performance, were not provided in the source text. The win is being celebrated as a major achievement for both Hamilton and the Ferrari team.