Photo: European Union flags line the plaza in front of the Berlaymont building, which houses the headquarters of the European Commission in Brussels | March 2017. Photo: Kyle S. Mackie

It’s been nine months since the United Kingdom voted in a narrow majority to leave the European Union. Today, British Prime Minister Theresa May formally triggered Brexit by invoking Article 50 of the EU’s Lisbon Treaty. Reporter Kyle Mackie was at the EU headquarters today and filed this report from Brussels.