COLUMBUS, Oh. ( WRIC ) – Three men pleaded guilty on Wednesday to conspiring to attack the United States power grids as part of a white supremacist-fueled domestic terrorism plot. Christopher Brenner Cook, 20, of Columbus, Ohio; Jonathan Allen Frost, 24, of West Lafayette, Indiana, and of Katy, Texas; and Jackson Matthew Sawall, 22, of Oshkosh, Wisconsin, were identified as the three defendants, according to a Department of Justice press release issued Wednesday, Court documents say that Frost and Cook met in an online chat group in 2019, in which Frost shared the idea of attacking a power grid. The...