“His family asks that their privacy be respected.”AdvertisementFormer special counsel Robert Mueller testifies on Capitol Hill in Washington before the House Judiciary Committee hearing on his report on Russian election interference on July 24, 2019. Trump posted on social media about Mueller’s death: “Robert Mueller just died. AdvertisementAfter several years in private practice, Mueller was asked by Deputy Attorney General Rod Rosenstein to return to public service as special counsel in the Trump-Russia inquiry. He famously stood alongside Comey, then deputy attorney general, during a dramatic 2004 hospital standoff over federal wiretapping rules. AdvertisementU.S. Attorney Robert Mueller III stands outside his office building in Washington in this Aug. 8, 1996 photo.