Forecasts for more frigid weather drive prices to highest level in four years.
U.S. Sen. Mary Landrieu will lead the powerful Senate committee that deals with energy policy and mineral leasing, a key panel for one of Louisiana's top industries.
Combined entities to operate as Lafayette-based Ecoserv, creating up to 100 new jobs.
Company will invest up to $10 billion in LNG export facility, creating 3,000 construction jobs and 140 full-time positions.
Three-term Louisiana senator set to take over U.S. Senate Committee on Energy and Natural Resources this week.