Tonight on The Last Word: President Biden calls the Hamas attacks "pure unadulterated evil." Also, the Senate Foreign Relations Committee is expected to hold a hearing on an Israeli ambassador nominee next week. And Israel aid is jeopardized without a House speaker. Deputy National Security Advisor Jon Finer, Ronen Bergman, Sen. Richard Blumenthal, Richard Engel, Ali Arouzi and Rep. Ruben Gallego join Lawrence O'Donnell.