The Washington PostU.S. air traffic controllers are working without pay. Their Canadian 'coworkers' sent pizza.Jan 14, 2019more_vert
CNNCanadian air traffic controllers send pizza to US counterparts affected by shutdownJan 14, 2019Augusta AnthonyBy Augusta Anthonymore_vert
The New York TimesCanada’s Air Controllers, Purveyors of Pizza GoodwillJan 14, 2019Dan BilefskyBy Dan Bilefskymore_vert