On the eve of President Obama's visit to Mexico, Robert Siegel speaks with Arturo Sarukhan, former Mexican ambassador to the United States. They discuss the security situation in Mexico, the prospects for immigration reform and the trade agreements shared by the two countries.

On Feb. 19, President Obama heads to Mexico to meet with President Enrique Peña Nieto and Canadian Prime Minister Stephen Harper at the North American Leaders' Summit. The three leaders will undoubtedly look back at the last 20 years, recognizing the mostly positive changes that the North American Free Trade Agreement (NAFTA) and other cross-border ties have brought to the three nations.

The upcoming issue of Time features Mexico’s president, Enrique Pena Nieto, on its cover. That has made the magazine more than a few new enemies. But it’s the accompanying front-page headline that really clinched the Mexicans’ ire: SAVING MEXICO.

The past two decades have been all about the BRICS: a group of five countries (Brazil, Russia, India, China, and South Africa) that soared to economic superstardom and gradually won geopolitical influence. But now, with their economies slowing down, those days seem to be over. What’s more, by some measures, the BRICS have squandered their years of plenty.

Jessica Lopez, a four-year old with a shy smile, has suffered severe chronic asthma attacks since she was born. Her condition always worsened in the fall, when dust rose up from the abandoned fields that bordered her family’s modest one-room house.

Reforms to Mexico's energy sector were signed into law late last year. The legislation proceeded rapidly from President Enrique Peña Nieto's announcement of the reforms in August, to the negotiations among the major political parties during the fall, to voting in both houses of Congress, resulting in a majority of the 31 state legislatures changing the Constitution. For the first time in 75 years private participation will be permitted in Mexico's energy sector, not only in oil and gas, but also in electricity and power generation.

Last year’s debate on immigration reform centered on discussions on improving border security for the nearly 2,000-mile border between the United States and Mexico by adding new fencing, more electronic detection technology including drones, and beefed-up numbers of security patrol.