India, Oct. 23 -- Punjabi singer Diljit Dosanjh and Bollywood veteran Amitabh Bachchan were named in a threat email received at the Mumbai civic body's office on Friday, October 23, according to The Indian Express. The email reportedly threatened an attack on Bachchan's residence and a suicide attack at Dosanjh's upcoming Mumbai concert on November 27.

The message also targeted Mumbai Mayor Ritu Tawde's office and referred to attacks on schools, the newspaper reported. Mumbai Police has launched an investigation into the threat, according to The Indian Express.

The development comes amid separate security concerns surrounding Dosanjh's Aura India Tour. Hindustan Times reported that Delhi Police had denied permission for the singer's sch...