A post over on the Irrational Games Insider blog explains that the company is due to publicly show a gameplay trailer for BioShock Infinite at this month's Penny Arcade Expo.The gameplay trailer will include 10 minutes of footage for eager fans of the
BioShock series and will be viewable by attendees at the Game Informer panel. It's due to be held at the Expo between 1:30 PM – 2:30 PM.
Previously the footage has only been shown behind closed doors. An announcement trailer was released, however.
You can see that right here.
Be sure to check SPOnG where we will have more details on the title as and when they become available.