JACKSON, Mississippi, April 19 (TNSRep) -- The Sierra Club issued the following news release: Late last week, Southern Company subsidiary Mississippi Power released its Integrated Resource Plan, which details the utility's long term plans for providing power to its Mississippi customers. The utility announced that it will decommission the coal units at Victor J. Daniel Electric Generating Plant (Plant Daniel) in 2027, a 1,004 MW coal-burning plant with two coal units located in Jackson County,  more