The sky over the USA and after a global failure at Microsoft

According to the Flightradar service, on the day of the failure there were 1,000 fewer aircraft in the skies over America than the day before. Delta, United and American Airlines changed flights after CrowdStrike's flawed update crippled the industry nearly worldwide. They write on social networks that there have not been so few airliners in the skies over the United States since the September 11 terrorist attacks.