Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Washington (CNN) As questions swirl around possible connections to President Donald Trump's campaign and Russia, his friend, Roger Stone, has retraced the line between himself and WikiLeaks. Over the weekend, the longtime Trump confidant tweeted that he had a "back channel" to WikiLeaks during the presidential campaign -- only to later delete it. "[N]ever denied perfectly legal back channel to Assange who indeed had the goods on #CrookedHillary," Stone tweeted late Saturday night. The post was gone after almost 40 minutes. WikiLeaks claims to reveal how CIA hacks TVs and phones all over the world Last weekend's Twitter flare-up raised questions anew about Stone, who worked for the Trump campaign in 2015 and claims to have a connection to WikiLeaks and its leader, Julian Assange.Roger Stone has touted his mutual connection with WikiLeaks leader Julian AssangeThat connection is receiving renewed scrutiny 
 Question:In early October, _ began posting Podesta's emails online for public consumption.

WikiLeaks