Threats to poison baby formula have been made to farmers . Fonterra in New Zealand received the letters last November . Police Deputy Commissioner described the letters as a 'blackmail threat ' Officials have assured the public there is no immediate threat to infants .
Threats to poison baby formula have been made to farmers . Federation Farmers in New Zealand received the letters last November . Police Deputy Commissioner described the letters as a 'blackmail threat ' Officials have assured the public there is no immediate threat to infants .