Harris builds momentum in new NBC News poll, manhunt underway after Birmingham mass shooting: Weekend Rundown NBC NewsHarris shows some gains and economic views brighten a bit — CBS News poll CBS NewsElection 2024 latest news: Harris shows gains in latest Post polling average; Trump resists another debate The Washington PostKamala Harris vs. Donald Trump is the closest presidential race of the century CNNHow the debate didn’t boost Harris, according to our polling expert POLITICO