And that is time not used to pursue other investigative stories.

He also completed four internships before his death, which allowed him to write political and investigative stories.

Few reporters I've known could match his nose for an investigative story.

The people who do the investigative stories are being hogtied.

An editor's job is to assign investigative stories - and kill them when they do not make a real case.

Large newspapers, including the Guardian, are forced to remove or water down investigative stories rather than risk legal costs.

He added: "The best cover on an investigative story can sometimes be a couple.

I think the reporting process, particularly on an investigative story, is somewhat like scientific inquiry.

And with four reporters killed or missing across the country so far this year, newspapers have stopped doing investigative stories about crime.

The most difficult calls are in hard news and investigative stories.