India, May 18 -- The Mumbai police on Friday received an email claiming that bombs have been planted at the Chhatrapati Shivaji Maharaj International Airport (CSMIA) and the Taj Mahal Palace hotel. However, the threats turned out to be a hoax, officials said, as the police did not find any explosives at both locations following thorough searches.

The police have registered a case against the unidentified sender of the email and are trying to ascertain their identity. "The email was discovered by constable Mahesh Kadam, who works at the Airport police station, around 5.30 pm on Friday," said a police officer.

The email said that the bombs were planted to commemorate the "unjust hanging" of the 2001 Parliament attack mastermind Afzal Guru...