Mexican state elections test ruling party's hopes for 2018

Voters across Mexico choose new governors in a dozen of Mexico´s 31 states, including bastions of President Enrique Pena Nieto's Institutional Revolutionary Party (PRI) at risk of falling to the opposition after more than 80 years of one-party rule. National attention is focused on oil-rich Veracruz in the Gulf of Mexico, the country's third most-populous region, which the PRI has ruled since the party's inception in the late 1920s. Years of gang violence, mounting debts and allegations of