U.S. Supreme Court says Texas can’t block federal agents from the border

The U.S. Supreme Court on Monday ordered Texas to allow federal border agents access to the state’s border with Mexico, where Texas officials have deployed miles of concertina wire.

The order did not explain justices’ decisions. For now, it effectively upholds longstanding court rulings that the Constitution gives the federal government sole responsibility for border security.

In October of last year, Texas sued the federal government after Border Patrol agents cut some of the wire strung along the Rio Grande, arguing the Department of Homeland Security destroyed the state’s property and interfered...