Pennsylvania Democratic Sen. John Fetterman defended Kamala Harris ahead of the much-anticipated debate and called the election a “stark choice” that isn’t about “nuance.” Fetterman spoke with CNN anchor Wolf Blitzer and backed the vice president when asked whether her shifting views on fracking could cost her at the debate in Philadelphia. “No. In fact I’ve been saying the same thing since 2016 that fracking is not going to be a defining issue in this election, and I said the exact same thing in 2020. And they tried to lie against Joe Biden through that too. And the same thing’s going to happ…