India's financial capital, Mumbai, has taken on its biggest-ever infrastructure project to build a subway in a city where more than seven million commuters cram onto its creaky suburban railways.

Subway is facing declining sales and hundreds of store closures. The chain — which long promoted an "eat fresh" philosophy — has failed to keep up with American consumers' demands for local ...

Members of Congress and their staff have a small subway line that is not open to the general public. The lines run back and forth between Congressional office buildings and the Capitol.