Undocumented migrants in Jacumba, Calif., are detained by U.S. Border Patrol officers on June 4, 2024. Katie McTiernan/Anadolu via Getty Images
Immigration is a top issue in the upcoming presidential election - and President Joe Biden's new executive order restricting migrants' ability to apply for asylum is likely to further elevate the subject in national politics. The number of undocumented migrants crossing ...