Exclusive: Val Demings talks her run for U.S. Senate to unseat Marco Rubio

Joy Reid leads The ReidOut tonight with the important question -- "What does today's Republican Party actually stand for?" Sen. Elizabeth Warren joins us to discuss this topic, and with a message for Democrats in the Senate: "You want to win, then deliver on your promises." Then, Rep. Val Demings (D-FL) joins Joy in an exclusive interview following the announcement of her run for U.S. Senate to unseat Marco Rubio. All this and much more in this Wednesday edition of The ReidOut with Joy Reid.