Bill Cassidy actually said...

"I think we need more experimentation, more tests of different models."

"What can we do to aid that?"

"if you are going to shut down a coal plant which is providing baseload to substitute in a renewable and on that particular day the sun and the wind decide to take a break, as Mr. Murchie would suggest..."

"Thank you for the opportunity to submit this statement for the record on the July 11, 2018 Senate Committee on Finance Subcommittee on Social Security, Pensions, and Family Policy hearing."