“‘There shouldn’t be any doubt in anybody’s mind,’ Adm. Michael S. Rogers, the director of the National Security Agency and commander of United States Cyber Command said at a postelection conference. ‘This was not something that was done casually, this was not something that was done by chance, this was not a target that was selected purely arbitrarily,’ he said. ‘This was a conscious effort by a nation-state to attempt to achieve a specific effect.’”
Source: The Perfect Weapon: How Russian Cyberpower Invaded the U.S. – The New York Times