1. Open the Team on Teams panel that you intend to remove an item of the Web Part;
  2. Click on the Settings button.

    settings_delete.png

  3. On the web part click the Manage News icon;

    manage_maps.png

  4. The list of News will appear. Click the trash icon to delete the News item;

    delete_map.png

  5. A message will appear requesting your confirmation. Click Ok and the web part will refresh and the News will be removed.