The call was received by the Delhi Police's control room, wherein the caller said that there will be a bomb blast in the Mau rally addressed by Modi, said a senior police officer.
The accused identified as Deepak, a native of Devgaon area in Azamgarh district of Uttar Pradesh, was arrested based on technical surveillance.
Deepak is at present staying at Azadpur in Delhi. He is pursuing BA from School of Open Learning, police said.
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