Hillary's favorable rating was 45-47 in this one.
Must be the first poll in a few years to show a negative favorable rating.
YouGov has a tracking poll that usually includes a Hillary Clinton favorability question. They did have one recent poll in which her favorability was underwater:
http://elections.huffingtonpost.com/pollster/hillary-clinton-favorable-ratingIn any case, here's the overall trend, from all pollsters, on Clinton's national favorability:
But the recent polls are dominated by YouGov, so if you take those out: