uses the word sole only twice. sole, not shared. not shared with the judiciary. not shared with the executive. this means that we have the -- the sole opportunity and obligation, frankly, to determine what evidence is necessary for impeachment. sole, not shared, with the executive. think back. judiciary chairman warned president nixon about his failure to comply with subpoenas issued in thewi watergate impeachment inquiry. under the constitution, it is not within the power of the president to conduct an inquiry into his own impeachment to determine whichch evidence and what version or portion of that evidence is relevant and necessary to such an inquiry. these are matters which, under the constitution, rodino wrote, the house has the sole power to determine. sole, not shared with the executive. sole. not shared with the courts.