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Lethal Force: How the Davos elite are kept safe

Lethal Force: How the Davos elite are kept safe

Last Updated: Jan 20 2015 | 4:11 PM IST

With the western world facing high terror alerts, the biggest meeting of top ceos and world leaders comes at a delicate time. The World Economic Forum is always tight on security, so will it be any different this year? Tom Gibson reports.