A woman charged with carrying out a years-long conspiracy to work covertly in the United Stated as a Russian agent was ordered to remain jailed by a federal magistrate judge ahead of her trial after prosecutors insisted she was a flight risk in a salacious 29-page court filing. It was the latest twist in the case of Mariia Buttina, a 29-year-old recent graduate of American University, who prosecutors say lived a double life by using sex and a love of guns to infiltrate American political organizations, like the National Rifle Association, in order to advance Moscow’s agenda. The court filing, which presented new details on the case that was first made public on Monday, alleged Butina secretly communicated with Russian intelligence operatives and Kremlin-linked billionaires while simultaneously cultivating links with right-wing activists and Republican Party members. “The defendant’s covert influence campaign involved substantial planning, international coordination, and preparation,” prosecutors wrote. Butina appeared Wednesday in federal court in Washington after being indicted by a U.S.