Alleged Russian operative Maria Butina to plead guilty, help prosecutors
By Ken Dilanian & Pete Williams
Maria Butina, accused Russian agent, reaches plea deal with prosecutors that includes cooperation
By Katherine Faulders, Matthew Mosk & Pete Madden
Alleged Russian agent Maria Butina poised to plead guilty in case involving suspected Kremlin attempts to influence NRA
By Spencer Hsu & Rosalind S. Helderman