Surat: A migrant youth Ashok Singh was held by police from Udhna area of Surat for giving hoax threat of bomb blast. Surat Police on the evening of 11th May received messages of bomb blast threats. Police after initial probe concluded that the threat was bogus and traced the accused Ashok Singh, a migrant from Uttar Pradesh after a whole-night of investigation. Surat Police’s Crime Branch, Special Operation Group and other teams had joined the probe. DeshGujarat