Record numbers of migrants seeking to cross the southern U.S. border are challenging the Joe Biden administration’s attempts to restore asylum protections. Here’s how the asylum process works.

President Joe Biden’s attempts to grapple with a record number of migrants are keeping the role of border enforcement at the center of the U.S. immigration debate.

Comprehensive immigration reform has eluded Congress for years. With border crossings at a record high, how are policymakers responding?