According to French authorities, the cause of a five-hour power outage in the city of Cannes was the result of sabotage. The blackout began after fires of criminal origin damaged power lines and substations in the region. The objective of the sabotage was to disrupt the Cannes Festival, which is currently taking place in the city. No further information has yet been provided about the perpetrators of the sabotage or their possible motives for the attack.