Title 42, which allowed U.S. authorities to quickly expel migrants on public health grounds, expired on May 11. The end of the pandemic-era immigration policy is expected to fuel a wave of migration to the border. WSJ’s Alicia A. Caldwell explains what the policy is, its effect on the border and what comes next. 0:00 Fears of significant surge of migrants at the southern border grow 0:32 What is Title 42? 1:14 The effects on the border 3:13 Title 8 and new Biden policies 4:14 The CBP One app #Title42 #Immigration #WSJ