By Lisa Flueckiger, Senior Contributing Reporter
RIO DE JANEIRO, BRAZIL - Twelve of the fifteen new trains for the Metro Line 4 have arrived in Rio de Janeiro from China and will be put to the test with passengers on the city's existing Lines 1 and 2 starting on Wednesday, June 10th. The new Metro Line 4 connecting Ipanema to Barra da Tijuca is expected to open in June 2016.
The inauguration of the new trains, all . . .