deliberately destroy, damage, or obstruct (something), especially for political or military advantage.
Russia spent money using their intelligence dept. to hack the DNC to gather info that would damage Clinton's campaign. https://www.washingtonpost.com/world/national-security/cybersecurity-firm-finds-a-link-between-dnc-hack-and-ukrainian-artillery/2016/12/21/47bf1f5a-c7e3-11e6-bf4b-2c064d32a4bf_story.html?utm_term=.89d943d12dc9
Not a conspiracy theory, not "fake news".
Russia didn't just "release" the information, they engaged in espionage to acquire it, hacking into US servers and stealing the information, then handing it over to wikileaks.