Wu said the World Cup Fan Festival will be held “right in the heart of our city,” and she joked it will be situated outside “the most beautiful building in the city.” Watch parties will also be hosted in neighborhoods throughout the city, and Boston plans to “elevate” the city’s annual block party grants, Wu said.

Mazzulla said the former Chicago center was looking "much more comfortable today, really."

Amtrak rail service between New York and Boston was restored early Thursday, but three Acela trains have been canceled due to lack of equipment. Amtrak suspended service around 7 p.m. Wednesday after losing overhead power, the railway said on social media.