In the aftermath of the Jan. 6 siege on the U.S. Capitol, a former FBI special agent is warning against the rise of domestic terrorism and its spread through social media channels. Frank Figliuzzi, who served 25 years in the FBI, including time as the bureau’s assistant director for counterintelligence, said Monday at the Oklahoma City National Memorial & Museum that the bombing that killed 168 people here more than 25 years ago can be instructive to combating home-grown terror. “To what extent does this place — and what it’s experienced in Oklahoma City — do they play a role in helping to educate the public on the threats we face and the steps we can take collectively as a nation to prevent the next act of