The former Director of Public Prosecutions, Lord Macdonald, has told BBC Radio 4's Today programme there should be a public inquiry over claims that undercover police officers used the IDs of dead children.
More top news
Temperatures tumbling in the clear skies
Police have launched an investigation and are trying to establish the age of the baby and how long the body has been in the drain.
Anubis was found wandering the streets of Cairo in Egypt but is now starting a new life with his owners in El Paso, Texas.