(4-traders.com) CLINTON, Iowa, June 6 -- Alliant Energy issued the following news release: RAIL.ONE USA's new 37,800 square foot production facility in Clinton, Iowa is putting energy efficiency to work from day one. The company recently completed construction of a new concrete rail tie production facility. The facility includes several energy efficiency...http://www.4-traders.com/ALLIANT-ENERGY-CORPORATIO-13413/news/Alliant-Energy--RAILONE-USAs-New-Facility-Showcases-Energy-Efficiency-Partnership-with-Alliant-En-18558999/