I took a long-haul economy flight to Germany. The journey started with a passport hiccup and ended with some travel regrets

The reporter and her friend on a 10-hour long-haul economy flight. Monica Humphries/Business Insider My friend and I boarded a 10-hour economy flight between Denver and Munich. Like most long-haul flights, the journey was filled with highs and lows. We celebrated an empty middle seat and dined on…