They said they were not part of the now-famous migrant caravan that attracted President Donald Trump’s attention and ire. Instead, they left on their own, some operating under a belief that the United States was granting mothers with children asylum until the end of May.
Tubac women say they feel compelled "to negate some of the meanness" of Trump administration policy.
A Trump administration policy to make asylum-seekers remain in Mexico while they wait for a U.S. immigration judge to rule on their case has aid workers worried.
The Albergue San Juan Bosco in Nogales, Sonora has tripled its number of guests over the past three months, housing an average of 360 men, women and children per night.