justice department since the president had invoked the attorney general's name several times and now the focus turning to those who listened in on the call, including the secretary of state, top national security officials and aides for the vice president and chief of stave. democrats say despite efforts to stonewall, they'll continue the investigation of whether trump abused the power of his office. >> through this impeachment inquiry we are determined to find the answers. thank you. >> reporter: now, jake, we're also learning that the white house has reached out to outside attorneys to get counsel on impeachment. one of those, according to a source pam brown, a former congressman trey gowdy following the reporting that the president had been resistant of the idea of performing a impeachment defense team or bringing in new attorneys believing that either would make him look weak. >> kaitlan collins at the white house. thank you. let's chew over this with