 President Biden is not budging in his insistence that he is not going to drop out of the race for the White House, despite a growing number of Democrats calling on him to step aside. The heat wave that's holding so much of the country in its grip will not let go. The death toll from the intense heat continues to rise from coast to coast. A utility company executive in Houston warns that about a half million homes and businesses will not have electricity until next week. Widespread outages from Hurricane Beryl persist.