What Is CrowdStrike and How Did Its Update Cause a Global Tech Outage?

Several airports grounded flights, impacting airlines like Delta Air Lines (DAL), United Airlines (UAL), and American Airlines (AAL), among others. The outage also affected government agencies like the U.K.'s National Health Service. Do you have a news tip for Investopedia reporters? Please email us at CrowdStrike said a fix has been deployed and Microsoft reported that some Azure users have recovered, while others are still dealing with the effects of the outage. tips@investopedia.com A defective update fr ...