NEW: The report, a draft of which was obtained by WaPo, is the first to study the millions of posts provided by major technology firms to the Senate Intelligence Committee.

NEW: The report, a draft of which was obtained by WaPo, is the first to study the millions of posts provided by major technology firms to the Senate Intelligence Committee. https://t.co/sH7169zmtz via @craigtimberg @TonyRomm

— Evan Rosenfeld (@Evan_Rosenfeld) December 16, 2018