Anderson Cooper 360

NY Times: President Trump knew of whistleblower complaint when he released aid to Ukraine; House Judiciary Committee to begin impeachment hearing December 4th; House Judiciary Committee Democrats invite President Trump and White House counsel to participate in December 4th hearing; Testimony: two White House budget aides left jobs, both had concerns about hold on Ukraine aid; Attorney for former Giuliani associate says they turned over photos, videos to congressional investigators; President Trump says voters think impeachment is "bulls--t"; new CNN Poll says otherwise; CNN Poll: 50% says President Trump should be impeached and removed from office; John Bolton's mysterious social media posts via Knit