Joe Arpaio

Photo courtesy Sonia Nazario

Fronteras: Some Maricopa County sheriff’s deputies in Arizona have agreed to go through a round of cultural training to help curb tensions with indigenous and Latino residents. Some members of San Diego's LGBT community are not embracing a new ad by Republican congressional candidate Carl DeMaio, who is gay. Authorities are seeing a huge increase in Central American asylum-seekers at the nation's borders. Also, a conversation with Pulitzer Prize-winning author and journalist Sonia Nazario about the surge in immigrants from Central America.

Jude Joffe-Block / Fronteras

Fronteras: Long-awaited rail connection linking large Mexican ports in Sinaloa and Michoacan to Texas will break ground in 2015. Arizona’s Maricopa County Sheriff’s Office is under a court order to prevent racial profiling. By some measures, Mexico might have some of the fastest Internet speeds in Latin America, but for Tijuana's ambitious tech entrepreneurs and aspiring professional gamers, it's still painfully slow.

Sarah Gustavus / New Mexico In Depth

Fronteras: Maricopa County Sheriff Joe Arpaio will now have a court-appointed monitor watching over his department. We have a two-part series examining how the deportation of family members can impact the mental health of young people. Conservationists in the southwestern border region are busy cleaning trash out of watersheds before winter rains hit. By involving the community, they hope to create allies in the fight for a healthy border environment. And, soon travelers arriving at Tijuana's airport will be able to cross, by bridge, directly into San Diego.

Mónica Ortiz Uribe / Fronteras

Fronteras: Farmers in South Texas are angry with Mexico, part of a water dispute that’s fueling tensions between the two nations. Dubbed the "anti-Arizona" bill, California’s TRUST Act is moving toward passage. A closer look at that train that derailed in Mexico. Also, the influence of Asian immigrants has brought new flavors to Las Vegas tacos.

Dr. Leslie Morrison

Fronteras: Researchers in New Mexico say treatment for a rare and often deadly genetic disorder may be found in the state's colonial history. A look at the federal government’s choice to close dozens of deportation cases in Maricopa County. Summer in Phoenix means triple digit weather most days, but not everyone can keep up with the costs of staying cool. Death Valley was the hottest place on Earth on July 10, 1913 at 134 degrees, but some experts doubt the desert reached that temperature.

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