Mumbai/IBNS, Sept. 6 -- The Mumbai Police on Saturday said the man who had threatened to kill one crore people with "34 human bombs" and "400 kg of RDX" has been arrested, media reports said.

A 53-year-old astrologer, Ashwini Kumar was arrested from Noida, Uttar Pradesh by the Mumbai Crime Branch.

Police had received a WhatsApp message where it was claimed "34 human bombs" of "400 kg of RDX" were planted in 34 vehicles and the blast would "shake the entire city".

The threat message was received by the traffic police helpline.

The threat, which put Mumbai on high alert, was given on the eve of Anant Chaturdashi, a Hindu festival dedicated to Lord Vishnu.

Anant Chaturdashi also marks the last day of the ten-day Ganesh Chaturthi festiva...