cyberattack

The preliminary injunction prevents David L. Ross Jr., also known as Connor Goodwolf, from talking about what he finds on the dark web while continuing talks with the city about the data breach.

The move comes after an international cyber criminal group started listing data it said it stole on the dark web.

Change Healthcare, owned by UnitedHealth Group, was hit two weeks ago by a ransomware attack. That system is still down, putting many small healthcare providers at risk of closing.

The FBI director, appearing with other top U.S. intelligence chiefs at a Senate Intelligence Committee hearing, said Russia targeted Republican National Committee Web domains no longer in use.

Russian Foreign Minister Sergey Lavrov went on state TV Friday to announce plans for a tit-for-tat response to U.S. sanctions on Russia. But President Vladimir Putin says it's not happening.

The review will go all the way back to the 2008 campaign and will look at "all foreign actors and any attempt to interfere with our elections," said White House spokesman Eric Schultz.