#1 - Sept. 28, 2011, 6:09 p.m.
Blizzard Post
The first 4.3 dungeon is currently available to test on PTR.

This dungeon is still a work in progress. Quests are not yet available, VO is not yet applied, Dungeon Journal is still being edited, etc.

When some of these final elements are fully implemented, I'll update this thread.