Rajesh Kumar Agarwal, a student from Dhanbad district of Jharkand, was arrested from his home and is being brought to Mumbai, additional commissioner of police (crime) Deven Bharti said here today.
The accused allegedly sent the email from his personal email address "jannuhm@rediffmail.com" to Ambani's personal email address on January 15, threatening to kill him, Bharti said. He refused to divulge more details about the content of the mail.
Agarwal identified himself as a Pakistani national in the email, Bharti said.
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