Turbine has just announced the release of Lord of the Rings Online: Rise of Isengard. You can read the announcement from Turbines official Press release HERE.
Below is the Rise of Isengard teaser released by Turbine.
A quick read of the press release shows major additions to be an overhaul of the Monster Play system including allowing F2P members to join, a new level cap (70) along with traits and skills, and new Epic story line content related to the Rise of Isengard.
Expect more news as it becomes available leading up to the release currently listed as a Fall of 2011 launch