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LONDON - FEBRUARY 03:  In this photo illustration the facebook logo is reflected in the eye of a girl on February 3, 2008 in London, England.  Financial experts continue to evaluate  the recent Microsoft $44.6 billion (?22.4 billion) offer for Yahoo and the possible impact on Internet market currently dominated by Google.  (Photo by Chris Jackson/Getty Images)
LONDON - FEBRUARY 03:  In this photo illustration the facebook logo is reflected in the eye of a girl on February 3, 2008 in London, England.  Financial experts continue to evaluate  the recent Microsoft $44.6 billion (?22.4 billion) offer for Yahoo and the possible impact on Internet market currently dominated by Google.  (Photo by Chris Jackson/Getty Images)

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    Facebook executive on Russian ads

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Facebook executive on Russian ads

Stan Chudnovsky, head of product for Facebook Messenger tells CNN Tech's Laurie Segall about updates to the Messenger application and the company's internal response to Russian election interference on the platform.

Facebook executive on Russian ads

Stan Chudnovsky, head of product for Facebook Messenger tells CNN Tech's Laurie Segall about updates to the Messenger application and the company's internal response to Russian election interference on the platform.