AdvertisementSKIP ADVERTISEMENTYou have a preview view of this article while we are checking your access. When we have confirmed access, the full article content will load.Chaos and Confusion: Tech Outage Causes Disruptions WorldwideAirlines, hospitals and people’s computers were affected after CrowdStrike, a cybersecurity company, sent out a flawed software update.Travelers waiting to check in at the airport in Hamburg, Germany, on Friday.Credit...Bodo Marks/DPA, via Associated PressJuly 19, 20...