CNN Situation Room With Wolf Blitzer September 17, 2019 22:02:00
Of the muleeller report buthat questions about confidential conversations with the president. >> the white house has directed president urged him me i not disclose the substance of any questions. >> you refuse to answer the question you're obstructing the work of our committee. article 3 of the impeachment against president nixon was based on obstruction of congress. >> reporter: the white house taking step of blocking the testimony of two former white house aides who refuse to show up despite being subpoena. gop said democrats were putting on a show. >> they can't sell the product. they just ...