25 years after 9/11, some parts of air travel are starting to look familiar again. Here’s how much flying has changed

It’s hard to believe that 9/11 was 25 years ago today. On that day, September 11, 2001, I was a young journalist working at CNN headquarters, producing the noon newscast, when I saw the first, then the second, planes crash into the World Trade Center in real-time on the newsroom monitor. In