Times-Picayune: Rep. Steve Scalise, R-Jefferson, took on former Vice President Al Gore Friday on the subject of global warming, suggesting that the cap-and-trade system Gore supports to reduce greenhouse gases was championed by companies like Enron and Wall Street firms responsible for “wrecking the U.S. economy.” In unusually sharp questioning at a Capitol Hill hearing, Scalise asked Gore about a 1997 meeting he had with Enron CEO Ken Lay and about reports that Gore was connected to Goldman Sachs, …