The April data, the latest available, could signify a new policy or “practice decision,” by the Biden administration regarding those who try to illegally cross into the United States, TRAC researcher Austin Kocher told Border Report.

“If someone has already been deported before or been charged with unlawful entry they can charge them with an unlawful re-entry which is a more serious criminal charge. So they can actually file fed criminal cases in the courts,” Kocher said.