The FDLE arrested Thomas James Stephan on Wednesday after receiving a warning from authorities in South Carolina, where the man has worked as an Air Force civilian police officer at Joint Base Charleston.
Prosecutors said Canadian Armed Forces reservist Patrik Jordan Mathews and U.S. Army veteran Brian Mark Lemley Jr. planned to carry out a massacre inspired by their white supremacist ideology.
The Pentagon says fewer than two dozen civilians were killed in overseas anti-terrorism operations last year, but a pair of lawmakers doesn’t believe them.