India, Sept. 5 -- A 74-year-old man from Uttar Pradesh's Prayagraj has been arrested for allegedly sending a death threat and demanding a ransom of Rs.500 crore to a woman judge in Madhya Pradesh in an attempt to frame a rival.

The man was arrested after Judicial Magistrate Mohini Bhadoria, who is posted at the Tyonthar court in Rewa district, received a chilling letter on September 2.

The typed letter, which arrived via registered post, warned her to "pay the money if you want to stay alive" and was signed in the name of "Sandip Singh," who was described as an associate of the notorious Hanuman gang.

"The sender identified himself as a notorious dacoit and threatened to eliminate her if the money was not paid. Based on a complaint, Su...