WASHINGTON — A federal grand jury in Washington declined to indict a woman accused of threatening President Donald Trump on social media, another sign of pushback from D.C. residents over the use of federal law enforcement and deployment of National Guard troops in the city. The U.S. Attorney’s Office for the District of Columbia accused Nathalie Rose Jones of Indiana of threatening to take the life of the president and transmitting threats over state lines on Instagram and Facebook. Jones allegedly called Trump a “terrorist” and a “nazi” in a voluntary interview with the Secret Service. She attended a march...