metro line News

SAO PAULO — Part of a major expressway collapsed on Tuesday above a construction site in the Brazilian city of Sao Paulo where Spain’s Acciona SA was excavating a tunnel for a new subway line. No casualties were reported. Television …

The collapse last month of a section of a Mexico City metro line that killed 26 people was likely due to poor construction by Mexican tycoon Carlos Slim’s Grupo Carso while foreign minister Marcelo Ebrard was mayor, according to a …