The United States struck back Thursday at Russia for hacking the presidential elections with punishments targeting Russia's spy agencies and diplomats. The US said Russia must bear costs for its actions.
Moscow called the Obama administration "losers" and threatened retaliation.
Sanctions were imposed against GRU and FSB, leading Russian intelligence agencies the US said were involved.
Hacking alledgdly involved GRU head, his three deputies, and two Russian nationals wanted by the FBI for cybercrimes.