and the Dallas police led the investigation into Mr. Rivello, and the police said he sent the strobe light knowing<br />that it was likely to lead Mr. Eichenwald, who has publicly discussed his epilepsy, into a seizure.<br />“But this is distinguishable because it is a targeted physical attack that was personal, using a plain-Jane tool.”<br />Investigators also searched one of Mr. Rivello’s digital accounts and found a screenshot of Mr. Eichenwald’s Wikipedia page<br />that had been altered to show a fake date of death of Dec. 16, 2016, the day after the strobe light attack, the Justice Department said.<br />“This electronic message was no different than a bomb sent in the mail or anthrax sent<br />in an envelope,” said Mr. Lieberman, who is working on the case as a pro bono service.<br />When Mr. Eichenwald clicked on the file, the strobe light triggered the seizure, his lawyer said.