Elon Musk's social media site X wasn't working for thousands of users on Monday, with the billionaire claiming a cyberattack.

Elon Musk said a large cyberattack was launched against his social-media website X on Monday, forcing thousands of users to ...

On Monday, users of X reported widespread outages. The same day, Tesla’s stock fell more than 15 percent amid concerns that ...

Isik Mater, the director of research at NetBlocks, a company that tracks global internet connectivity, told NBC News that X ...