KEY POINTS
  • The federal grand jury that Robert Mueller was using for his special counsel investigation is still working "robustly," a prosecutor says.
  • The panel indicted President Trump's longtime advisor Roger Stone on multiple charges in January.
Special Counsel Robert Mueller departs St. John's Episcopal Church, across from the White House, after attending morning services, in Washington, Sunday, March 24, 2019.

The federal grand jury that Robert Mueller was using is still working "robustly" even after the special counsel submitted his final report to the Justice Department, a prosecutor said at a court hearing Wednesday.

The revelation means the panel could issue further indictments even as the special counsel's shop closes after two years of work.