The “NBC News” chief data analyst had called state Rep. Angie Nixon’s win in the Florida U.S. Senate Democratic primary the “surprise of the hour” during his livestream. “NBC News” chief data analyst ...

NBC News uses election polling averages designed to measure changes in public opinion over time. The averages combine multiple national polls rather than relying on a single survey.

Democrats' potential to win the majority in Congress – or at least in the House of Representatives – is seeming more likely, according to separately released Sept. 25 NBC News polling and analysis by ...

The host of NBC News NOW’s newest program, ‘Current,’ shares how she’s juggled simultaneous milestones in her family as her 18-year-old son heads off to college NBC News; Christine Romans Christine ...