Southeast Missourian: This image from the Illinois State Geological survey shows the area believed to hold concentrations of oil and natural gas in Southern Illinois. The area believed to contain the best deposits for extraction is highlighted in red. A bill currently being negotiated in the Illinois House of Representatives would regulate large-scale hydraulic fracturing -- or fracking -- in the state, and the Missouri mining industry stands to gain from an increased need for silica sand, which is used in the process....