President Joe Biden, Mexican President Andrés Manuel López Obrador and Canadian Prime Minister Justin Trudeau sought to downplay their frustrations with one another on migration and trade as they met for the near-annual North American Leaders Summit.

Politicians, tribal leaders and the head of a local humanitarian group in Arizona's Yuma County called on a politically diverse delegation of senators from around the U.S. to pass immigration reform amid an increase in migrant arrivals that can overwhelm local resources.

President Joe Biden walked a muddy stretch of the U.S.-Mexico border and inspected a busy port of entry Sunday on his first trip to the region after two years in office, a visit shadowed by the fraught politics of immigration as Republicans blame him for record numbers of migrants crossing into the country.

A fugitive wanted for his involvement in a criminal drug enterprise has been extradited from Mexico and returned to Tucson, but his wife and another co-conspirator remain at large, according to the FBI.

The Arizona State Trade and Investment Office has opened in Mexico City. Gov. Jan Brewer's says it's the latest major effort by the state to strengthen and secure economic ties with Arizona's largest trading partner.

Mexican license plates are common in parking lots of shopping malls in U.S. border cities. They will be even more familiar after Mexico raises its federal sales tax in border regions to match the rest of the country, say merchants and shoppers.

U.S. authorities have detained eight activists who asked to be allowed to re-enter the United States from Mexico on humanitarian grounds in a protest against American immigration policies.

Immigration officials this year flew fewer than 9,000 Mexican nationals home, the lowest number in the eight years of a voluntary government repatriation program.

Just a few years ago, when the economy was booming, the area around the Home Depot on Thomas Road and 36th Street in east Phoenix was packed with a couple of hundred men congregating on sidewalks and street corners soliciting work as day laborers.

Immigration authorities are flying illegal immigrants deep into their native Mexico from Southern Arizona to discourage dangerous crossings in triple-digit desert heat.