Schumer proposed that the Senate subpoena four people who are close to the president ...: Mulvaney; Bolton; Robert Blair, senior adviser to Mulvaney; and Michael Duffey, associate director for national security at the Office of Management and Budget."

Schumer proposed that the Senate subpoena four people who are close to the president ...: Mulvaney; Bolton; Robert Blair, senior adviser to Mulvaney; and Michael Duffey, associate director for national security at the Office of Management and Budget."https://t.co/LDn0FtUhIC

— Maddow Blog (@MaddowBlog) December 24, 2019