Cyber hack causes chaos on important U.S. pipeline

02:49

The U.S. says a 'Russia-based' group - DarkSide - is behind the hack of the Colonial pipeline. But at the same time, the White House says federal officials can only do so much when private companies are being targeted. Many are wondering: what can be done to prevent this from happening again.

CGTN’s Roee Ruttenberg reports.

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