Former Vice President Mike Pence took aim at his successor on Friday at a conference for religious conservatives in Florida, criticizing Vice President Kamala Harris for declining to visit the US-Mexico border during a recent immigration-focused trip to Central America.

Echoing a complaint lodged by other Republicans in recent weeks, Pence said it was “past time for our current vice president to go to the border, put our policies back into effect and end the Biden border crisis today.”

“Literally, in five months they turned the most secure border in the world into the worst border crisis in American history,” he charged in a speech lasting