In Congress, the drilling debate ranges from oil rigs in water to hydraulic fracturing on land. Use of the drilling process known as "fracking" is growing here in Pennsylvania, and the state is taking steps of its own to address concerns about health effects. From Washington, Patrick Terpstra looks at what the federal government may do to address those concerns.
Sen. Bob Casey Fights for Federal Fracking Regulations
By PATRICK TERPSTRA • June 21, 2011