Instagram users can now add posts from their feeds to their Stories in the form of stickers. The Facebook-owned photo- and video-sharing network had been testing the feature as early as February. Only posts from public accounts can be shared in this fashion, and Instagram said in a blog post announcing the feature’s release that… http://www.adweek.com/digital/instagram-users-can-now-share-posts-from-their-feeds-in-stories/