Tim Morrison claimed Ambassador Gordon Sondland said military aid to Ukraine would be released if its top prosecutor announced an investigation into the Bidens.
Vindman complained to Eisenberg—the White House legal adviser for national security issues—about the administration's approach to Ukraine at least twice.
President Donald Trump demanded a smaller National Security Council this week in the wake of the whistleblower complaint.
Donald Trump tweeted that the source "doesn't exist." But audio evidence proved him wrong.
Despite "inflammatory comments," Flynn's former deputy K.T. McFarland has passed Senate committee confirmation for the Singapore role.
Trump's national security adviser HR McMaster is now in charge of the committee and added some new members.
McMaster is joining the White House staff with views on Russia, counterterrorism, strengthening the military and other major security issues that diverge not only from those of the Trump loyalists, but also from those the president himself has expressed.
Reports say President Trump has been reluctant to allow the eventual pick decision-making powers on staffing.
Acting national security adviser Keith Kellogg, John Bolton, H.R. McMaster and Robert Caslen are up for the job vacated by Michael Flynn.
Military and intelligence chiefs are swapped out for Trump political adviser Steve Bannon, per an executive order.