Microsoft has uncovered six internet domains used by Kremlin-linked hackers that targeted Republican-leaning US political groups<br /><br />Subscribe to FT.com here: http://bit.ly/2GakujT<br /><br />Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes