Chelsea Manning Jailed Forbr Refusing to Testify Before Grand Jury On March 8, Chelsea Manningbr invoked her first, fourth and sixth amendmentsbr rights during a grand jury questioning. Manning was ordered to testifybr in an ongoing investigation of Wikileaks,br the site Manning leaked over 400,000br classified documents to in 2010. Wikileaks currently plays a key rolebr in Special Counsel Robert Mueller’s investigationbr into Russian involvement in the 2016 election. Manning has been jailed for her refusal to testify,br and will remain in custody until she changes her decisionbr or until the grand jury concludes their work. Manning anticipated her arrest, br and released a statement on March 6,br objecting to the secrecy of the process. Chelsea Manning,br via statement. The former Army intelligence analystbr was previously imprisoned between 2010br and 2017 for violating the Espionage Act. The reports she leaked detailed thousands of civilian casualties during the Iraq War that were previously covered up by the US Army. Her original 35-year imprisonment wasbr commuted by former president Barack Obama in 2017.