White House has begun informally tracking dozens of 2020 Dems - a list that includes Warren, Moulton, Zuckerberg

White House has begun informally tracking dozens of 2020 Dems - a list that includes Warren, Moulton, Zuckerberg https://t.co/Ul2F7tRELY

— Alex Isenstadt (@politicoalex) August 21, 2017