Mueller is back _ and so are questions about Trump, Russia

  • In this June 21, 2017, file photo, special counsel Robert Mueller departs after a meeting on Capitol Hill in Washington. Mueller is back. After a quiet few months in the run-up to the midterm elections, the special counsel’s Russia investigation is heating up again with a string of tantalizing new details emerging this week.(AP Photo/J. Scott Applewhite, File)

WASHINGTON — Robert Mueller is back.