The new Second Avenue Subway (photo: Patrick Cashin/MTA)

Two years ago, Mayor Bill de Blasio released a comprehensive plan for the city that included funding to study the expansion of a subway line on Utica Avenue, Brooklyn, one of the most crowded transit corridors in the city. The plan roused speculation among transit advocates and elected officials that funding for the much-needed subway line might eventually be in the pipeline, but with little movement on the study, some are beginning to doubt whether officials are truly