The Situation Room With Wolf Blitzer

CNN obtains part of White House Russia adviser's opening statement; Judge weighing whether former White House officials have to testify; Top White House adviser testifies in impeachment inquiry; Hearing on whether McGahn has to testify in impeachment probe; Judge questions White House executive privilege claims; Kupperman testimony won't be resolved by until at least December 10; White House Russia adviser backs up Taylor testimony, differs on details; Sources: White House Russia adviser worried about leak of Ukraine call; Some Senate Republicans confer with Trump at White House; Sources: Little to no guidance from White House to GOP; New blaze erupts as crews battle wildfires near Los Angeles; Behind the scenes of White House calls with foreign leaders via Knit