After you select to read a news article on Yahoo News. There is a popup window with this article and in it there is a video sometimes. While you are reading this article or waiting for the video to load you are being redirected to a VIRUS page!
Below are just a few of the Yahoo.com News redirect viruses I have been redirected to while looking at a few this articles. Also, this one below.
Here are the screen capture images I got today (July 27, 2017).
Below dated Nov 30, 2017