Christopher Hasson's little arsenal in Baltimore, with which he planned to launch a range of domestic terrorist attacks.

The warning signs have been building like dark storm clouds for a while now, and it appears that storm—a real one, comprised of a wave of domestic terrorism—may be about to break: According to CNN’s Evan Perez, the FBI has seen “a significant rise in the number of white supremacist domestic terrorism cases in recent months,” citing a “senior counterterrorism official.”

Yes, regardless what Tucker Carlson or Candace Owens or Michael Tracey might tell you, the threat of white-nationalist terrorism is neither “nonexistent” nor a figment of the liberal imagination: As people ranging from Poway to Christchurch to Pittsburgh can tell you, the terrorism is real, as are its victims—which includes not just the immediate victims, but the communities these acts are intended to target. Talk to Jewish and Muslim communities to ask if they think terrorism is just a problem in their minds.

We’ve been describing these warning signs the past several months—the rash of inchoate violence from angry, “red-pilled” young white men; the compounding cases of domestic terrorism piling up on our doorsteps; the surging tide of white-supremacist propaganda as well as organizing; and the signs that monitoring this tide is not a priority for the Trump administration’s Department of Homeland Security.

As we recently explained, one of the problems is that domestic terrorism by homegrown white men is not a federal crime—it’s actually a hole of sorts in the law books. CNN’s report explains how this has affected the FBI’s ability to pursue these cases: