Vishakhapatnam (Andhra Pradesh) [India], September 4 (ANI): A suspected bomb threat on the Air India flight AI-471 travelling from Delhi to Vishakhapatnam turned out to be a hoax after the authorities received a call for the threat on Wednesday. As per information received by the Director of Visakhapatnam Airport, Raja Reddy, a suspected bomb threat was received by Air India station security in-charge for flight AI-471 from Delhi to Vishakapatnam. As per Reddy, the threat call was initially received from a passenger in Delhi by the Delhi Police, which in turn alerted the Air India security off…