"We witnessed today what I believe was the most aggressive effort by the White House thus far to obstruct our efforts to seek the truth."@RepSwalwell reacts to Steve Bannon's refusal to answer questions at the W.H.'s direction during his 9.5-hour under-oath testimony. #LastWord pic.twitter.com/TmUVKm3hXL— The Last Word (@TheLastWord) January 17, 2018