Did I forge my own signature, asks Pranab Mukherjee

Pranab Mukherjee has ridiculed the forgery charge by the BJP and PA Sangma. BJP's candidate PA Sangma has written to the the Presidential Poll Returning Officer seeking a written order on the rejection of his objection to Mr Mukherjee's nomination. Team Sangma now says the signature on Mr Mukhrejee's letter of resignation from the Indian Statistical Institute may have been forged to save his nomination....