Stella wants to find out how the police can learn to recognise the most dangerous stalkers and stop them becoming killers.

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Attorneys suing the city cited a New York Police Department memo and said the NYPD had changed how officers document stop-and-frisk encounters, requiring them to describe in writing what prompts them to initiate the contact with the people they stop.

WSJ: Stop-and-Frisk at Issue

In addition to more than 500 columns and articles published in a variety of newspapers such as the Wall Street Journal, USA Today and the Los Angeles Times, and major online media, Mr. Milloy is most recently the author of the Amazon.com best-selling book, "Green Hell: How Environmentalists Plan to Control Your Life and What You Can Do to Stop Them" (Regnery 2009).

CENTERFORSECURITYPOLICY: Search

While news outlets may blur faces, offer warnings to viewers or not even use some images, the vastness of the Internet means that once they are out there -- no matter how horrifying or inappropriate for viewers -- it's next to impossible to stop them from being circulated.

CNN: Neda: Latest iconic image to inspire

He explained that his programme would not be able to stop people making cruel comments, but it could help them learn how to deal with them.

BBC: Last Updated: Friday, 7 March 2008, 12:31 GMT

And on Anthem Blue Cross, do you have the authority to go in and tell a private company they can't charge that -- how will you stop them?

WHITEHOUSE: President Obama Holds News Conference