
For Pennsylvania farmer George Wherry, 85, fracking for natural gas under his otherwise bucolic fields means greater economic "freedom" -- one of the many reasons he'll be voting for Donald Trump in November.
Hydraulic fracturing is a controversial but highly effective technique for unlocking fossil fuels deep underground. With Pennsylvania both rich in natural gas and a vital swing state in presidential elections, Trump and Democrat Kamala Harris are going out of their way to express support.