QuarterQuell posted these great new images of different scenes from District Thirteen that were seen in the 'Our Leader the Mockingjay' app. You can see more here.
The Our Leader The Mockingjay app has received an impressive new update today featuring an interactive 3D District 13 schematic! To access it, make sure you are updated to the latest version of the app (2.0) through the App Store or Google Play, then go to the app's main menu to find the schematics section above.