90 million Americans are feeling the heat after being under various heat alerts since Sunday. The wife of a Supreme Court Justice may get a subpoena from the January 6 committee - we'll bring you the details. We'll also tell you about a deadly shooting at an L.A. park where a car show was being held. China says it's completed an important stage in building its own orbiting space station. And, Kid Cudi walked off the stage this weekend after being hit in the head. To learn more about how CNN protects listener privacy, visit cnn.com/privacy