Has the mafia been dumping nuclear waste in the ocean?

I believe allegations of improper dumping have been made in the past regarding ordinary garbage and chemical toxic waste; this is the first I'm aware of for nuclear waste...

A shipwreck that could contain nuclear waste is being investigated by authorities in Italy amid claims that it was deliberately sunk by the mafia.

An informant told a judge the ship was one of a number he blew up as part of an illegal operation to bypass rules on the disposal of toxic waste...

An official said that if the samples proved to be radioactive then a search for up to 30 other sunken vessels believed scuttled by the mafia would begin immediately.