Leftist leader takes reins in Mexico vowing to help poor

  • Celebrants take part in a traditional ceremony in which Mexico’s newly sworn-in President Andres Manuel Lopez Obrador is formally anointed leader by indigenous groups, at the Zocalo, in Mexico City, Saturday, Dec. 1, 2018. Mexico has more than 70 indigenous communities, and Lopez Obrador has pledged to end centuries of poverty and marginalization for them. (AP Photo/Marco Ugarte)

  • Mexico’s new President Andres Manuel Lopez Obrador greets the crowd at the end of his inaugural ceremony at the National Congress in Mexico City, Saturday, Dec. 1, 2018. Mexicans are getting more than just a new president Saturday. The inauguration of Lopez Obrador will mark a turning point in one of the world’s most radical experiments in opening markets and privatization. (AP Photo/Eduardo Verdugo)

MEXICO CITY — Leftist politician Andres Manuel Lopez Obrador assumed Mexico’s presidency with a promise — to profoundly transform Latin America’s second-biggest economy and to lead a government free of corruption.