It figures the MBTA would go with CAF. Cracks were discovered in the wheel arches of the CAF Urbos 3 trams https://www.abc.net.au/news/2021-11-06/images-of-sydney-inner-west-light-rails-cracks-emerge/100600216#:~:text=Cracks%20in%20the%20wheel%20arch%20were%20found%20on,the%20Central%20to%20Dulwich...