First, several points from the news release on the poll
This is NOT a new version of the poll done jointly with the Washington Post, the last iteration of which on October 13 showed a 4 point Clinton lead. There are comparisons with data in that poll to indicate shifts.
Hillary Clinton has vaulted to a double-digit advantage in the inaugural ABC News 2016 election tracking poll, boosted by broad disapproval of Donald Trump on two controversial issues: His treatment of women and his reluctance to endorse the election’s legitimacy.
As for detail about the polls (and the full pdf can be seen here), the article notes
This inaugural 2016 ABC News tracking poll, produced for ABC by Langer Research Associates, was conducted Thursday through Saturday among 1,391 adults, including 874 likely voters. This is the first in what will be daily ABC News tracking poll reports from now to Election Day. The Washington Post will join ABC’s tracking survey later this week.
The poll found by 69-24 voters disapproved of how Trump has responded to allegations about how he treats women, because
After a series of allegations of past sexual misconduct, the poll finds that some women who’d initially given him the benefit of the doubt have since moved away.
Fifty-nine percent of likely voters, moreover, reject Trump’s suggestion that the election is rigged in Clinton’s favor, and more, 65 percent, disapprove of his refusal to say whether he’d accept a Clinton victory as legitimate. Most strongly disapprove, a relatively rare result.
Overall numbers are Clinton 50, Trump 38, Johnson 5, and Stein 2.
Some other numbers: