 New York City's chief technology officer, Matthew Frazier, as an overnight software update malfunctions, taking everything from banks and hospitals to airlines and government systems around the world offline. ABC's Mike Tobusky has more. It's tied to a software update that cybersecurity firm CrowdStrike sent out to Windows computers overnight. The faulty update appears to send computers and servers into a recovery boot loop, essentially starting the computer up over and over again, but never logging in.