From CBS News...
"Border Patrol has processed more migrants who entered the U.S. illegally in December than in any other month in the agency's history, internal federal statistics obtained by CBS News show, highlighting the magnitude of the extraordinary migration crisis the Biden administration is grappling with.
U.S. Border Patrol agents
took into custody more than 225,000 migrants who crossed the southern border — in between official crossings — during the first 27 days of December, according to the preliminary Department of Homeland Security statistics..."
https://www.cbsnews.com/news/migrant-crossings-u-s-southern-border-record-monthly-high-december/