 CrowdStrike CEO George Kurtz posted on social media that this is not a security incident or a cyber attack and that a fix has been deployed. He also says Mac and Linux computers are unaffected. Mike Dabosky, ABC News. In Washington, the National Security Council says it is also looking into all of it. In Russia, Wall Street Journal reporter Evan Gershkovich has been sentenced to 16 years in prison on espionage charges.