News 6 just returned from the Mexico border, where troopers with the Florida Highway Patrol were seen taking part in Operation Lone Star, an initiative launched by Texas Gov. Greg Abbott in 2021 to combat illegal immigration.

Texas is expanding its grasp of a border city that has become the focus of a political struggle between the state and federal government.

The Biden administration is renewing demands for Texas to give Border Patrol access to a riverfront park that is a popular corridor for migrants illegally entering the U.S. A letter sent Tuesday to Texas officials continues a clash between the state and the Biden administration over immigration enforcement.

The Justice Department is asking the Supreme Court to order Texas to stop blocking Border Patrol agents from a portion of the U.S.-Mexico border where large numbers of migrants have crossed in recent months.