 In Columbus, Ohio, agents for Spirit Airlines handed out paper boarding passes. At Boston's Logan Airport, Tom Fiddle, a 47-year-old teacher from California, remained near an outlet with his phone to wait out the delay, surrounded by a group of fellow passengers. He waited seven hours to board his flight to Detroit. At Amsterdam, one of Europe's biggest connecting hubs, it was shut down for most of the morning to all arrivals due to issues.