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DNA evidence: Powerful tool or privacy violation?

Feb. 26: The U.S. Supreme Court is examining whether or not the police can gather DNA profiles from people who have not been convicted of a crime in order to see if they might have convicted one. NBC's Pete Williams reports.  (Nightly News)The U.S. Supreme Court is examining whether or not the police can gather DNA profiles from people who have not been convicted of a crime in order to see if they might have convicted one. NBC's Pete Williams reports. (Nightly News)




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http://video.msnbc.msn.com/nightly-news/50964441/