 Your forecast from the WDEL Weather Center heat advisory in effect through tomorrow at 8 p.m. Sunny today, high 93. Heat index could reach 104. I'm Chris Carl, WDEL News. CBS News special report. I am not letting up a little bit. President Biden telling MSNBC a few minutes ago he will not give in to calls from fellow Democrats to drop out of the presidential race. I'm not going to explain any more about what...