https://www.cnbc.com/2018/04/10/facebook-ceo-zuckerberg-has-confident-he-will-prevent-2018-election-meddling.html >Facebook CEO Mark Zuckerberg said Tuesday he sees combating election interference as one of his "top priorities" this year. >The Facebook founder told senators the company's delay in identifying Russian efforts to interfere in the 2016 election is "one of [his] biggest regrets in running the company." Zuckerberg said methods to spread political misinformation will keep evolving.