Antoine Griezmann has given France a 2-1 lead over Croatia at halftime with a penalty after the first call made using a video review in a World Cup final.
Griezmann hit the ball hard and left as Croatian goalkeeper Danijel Subasic jumped the other way in the 38th minute.
The spot-kick was given after the ball bounced off the arm of Croatia's Ivan Perisic at a corner before hitting his leg and going out of play. Perisic had scored for Croatia to level the game at 1-1 in the 28th minute.
There was a break of about 90 seconds as referee Nestor Pitana discussed the call with his video assistants and reviewed the footage.
France opening the scoring with the first real chance of the final as Mario Mandzukic headed a free kick into his own net.