Article Photos: Correction: Southern's Big Bet story 5/6

In this Nov. 13, 2012 photograph, the H2S and CO2 absorber vessels are undergoing construction at Mississippi Power's Kemper County energy facility near DeKalb, Miss. Mississippi Power’s Kemper County plant, still under construction, is designed to use a soft form of coal called lignite in a gasification process to generate power. (AP Photo/Rogelio V. Solis)