State regulators must decide who gets to build and profit from new, high-voltage electric lines linking Wichita to southwest Kansas.

ITC Great Plains hopes to build 180 miles of lines. The company is a subsidiary of ITC Holdings Corporation, of Michigan.

Prairie Wind Transmission wants to build 230 miles of lines. The venture involves Westar Energy and partners that include a company with ties to billionaire Warren Buffet.

The new lines would be more efficient than existing ones and\ carry up to six times as much power. Industry and government officials believe they'll spur development