Breaking News, known as ticker, is the most used tool in magazine website. In order to use it in header builder, make sure you drag and drop the breaking news in a header row block and make sure there’s no siblings or other elements in the row expect for the breaking news block.
If you want to display some posts in the breaking news, just select Latest posts in what to show options and select the needed categories.
Also set the number of posts you want to show.
By selecting Custom News, a text field will appear in which you have to add the text you need to show in the breaking news.
Be sure to add comma to separate each text.
For example: Praesent ac massa at. , Duis arcu tortor suscipit. , Nam quam nunc blandit.