RICHMOND — Virginia Republicans will reject Gov. Terry McAuliffe’s pick for the state’s newest Supreme Court justice and install their own choice, igniting a political firestorm that will come to a head when lawmakers return to Richmond in two weeks. McAuliffe’s nominee, Fairfax Circuit Court Judge Jane Marum Roush, has already been sworn in, meaning Republicans will take the rare step of unseating a justice after she has taken the bench. Leaders of the GOP-controlled General Assembly announced they plan to elect Virginia Court of Appeals Judge Rossie D. Alston, Jr., who previously served on the Prince William County circuit...