Facebook for iOS has been updated to version 5.2.2.
What’s New in Version 5.2.2
Now you can share the best stories from your news feed with just one tap.
• New Share link to re-post stories from your news feed
• Tag your friends in any post, comment or photo
• Smileys, hearts and other emoji in messages
• To sort your feed, tap the button next to News Feed in the left sidebar
• Security and bug fixes