What is the fine-grained topic of the following text: (Newser) – A national poll showed Donald Trump slightly ahead of Hillary Clinton on Tuesday, though, as Nate Silver points out at FiveThirtyEight, cherry-picking polls isn't necessarily indicative of an overall trend: Per the FiveThirtyEight model that analyzed a whole slew of surveys, Clinton appears to still be in the lead by about 3 or 4 percentage points nationwide—a slicing in half of the lead she enjoyed in mid-October. Only return the topic.
National poll results for Donald Trump and Hillary Clinton