Which former Chairman of the National Republican Senatorial Committee derailed the Email Privacy Act after it was passed in the 114th Congress?
John Cornyn John Cornyn III (born February 2, 1952) is an American politician, lawyer and the senior United States Senator from Texas, serving since 2002. He is a member of the Republican Party and the current Senate Majority Whip for the 115th Congress. Cornyn previously served as Chairman of the National Republican Senatorial Committee from 2007 to 2011.
Johnny Isakson John Hardy Isakson (born December 28, 1944) is the senior United States Senator from Georgia, in office since 2005, and a member of the Republican Party. Previously, he represented  in the United States House of Representatives from 1999 to 2005.