Yes, definitely.
Since the Computer Fraud and Abuse Act.... I want to say it was in the 1980s but I'm probably wrong about that. Don't ever do math in public, or cite dates that you don't know about.
Since the Computer Fraud and Abuse Act, when people inside the U.S. were doing hacking against targets....
A good example is the Dyn case, if you're familiar with the attack. It was so significant that it slowed down Netflix and Twitter, these vital organizations. Everyone was wringing their hands. The Director of National Intelligence went on the record saying this was such a bad threat. It was three people in the United States, who I think are now doing community service, helping the government deal with cyber-attacks.
This was led by an enterprising FBI agent out of Anchorage, Alaska. The way the FBI works, different offices around the country have the ability to do these investigations. They did all of their forensics and figured out who it was.