blacks and getting rid of them wherever they stand. >> reporter: the two were arrested in january 2020, just before the fbi claims they intended to launch their civil war by attacking a gun rally in richmond, virginia. >> while the virginia situation is happening, make other things happen. derail some rail lines, shut down the rest of the roads, you know? you can kick off the economic collapse of the u.s. within a week. >> reporter: the fbi believes the men, who both had military training, had the means to carry out the plot, discovering 1,500 rounds of ammunition, firearms and tactical gear. both men pleaded guilty to gun charges in june and were each sentenced to nine years in prison last week. david, the threat of white supremacy is rising. fbi director christopher wray testified this year that the number of domestic cases has tripled since he became director in 2017. david? >> all right, pierre thomas reporting tonight. thank you, pierre.