The main Activities category contains a couple of articles that you may want to move to the News category. Let's clean up the Activities - Meetings category and move anything topical into the News category:
Navigate to Content | Article Manager. From the list, select the items you want to move from the Meetings category to the News category. In this example, we've selected one article:
Click on the Batch button. A pop-up box called Batch process the selected articles appears. In the Select Category for Move/Copy drop-down box, select the target category: News. Once you are done, click on Process:
The following message is displayed: Batch process completed successfully. In the Article Manager screen, the selected article is now part of the News category: