The White House indicated Tuesday that it was ready to battle with Gov. Gavin Newsom, who has threatened to sue over UCLA grant freezes. On the line are $584 million in frozen federal funds to campus.

The Department of Justice’s proposed $1 billion fine to the University of California at Los Angeles over alleged antisemitism was met with fighting words by the state’s Democrat governor. Gov. Gavin Newsom threatened to sue the Trump administration Friday, describing the fine as “extortion,” KQED reports.

U.S. District Judge Rita Lin in San Francisco ruled that the grant funding suspensions violated an earlier June preliminary injunction where she ordered the National Science Foundation to restore dozens of grants that it had terminated at the University of California.