Two state agencies released documents saying the feds are formally investigating the governor's immigration crackdown over discrimination claims.

The U.S. Department of Justice is investigating alleged civil rights violations under Gov. Greg Abbott's high-profile border security crackdown, Operation Lone Star, ProPublica and the Texas Tribune jointly report, citing state documents. Operation Lone Star — a centerpiece of the Republican governor's reelection campaign — has received more than $3 billion in state funding and dispatched 10,000 National Guard personnel and state troopers to the border to arrest migrants for state crimes...