Dynegy subsidiary Illinois Power Holdings agreed to acquire Ameren Energy Resources and its subsidiaries Ameren Energy Generating, AmerenEnergy Resources Generating, and Ameren Energy Marketing. Upon closing, Dynegy will own more than 8,000 MW of generating capacity in Illinois, and nearly 14,000 MW nationally. The AER retail and marketing businesses and the following plants are included in the transaction: Duck Creek, Coffeen, E.D. Edwards, Newton, and Joppa. The deal is expected to close in the fourth quarter of 2013.