Frank R. Pignanelli and LaVarr Webb: Extremes on both sides roiling U.S. and Utah politics

Partisan nastiness dividing the political parties continues to intensify in Washington, D.C. At the same time, deep divisions within each party are expanding just as fast. These fissures in the political tectonic plates deserve some exploration.Former White House adviser and far-right nationalist media guru Steve Bannon is leading a massive effort to defeat mainstream Republicans (including Sen. Orrin Hatch), and he apparently doesn’t care if it dooms Republican control of the U.S. Senate.