BATON ROUGE - Two Republicans and a Democrat are dropping out of the Louisiana gubernatorial race today in a major seismic development that shook the political landscape Wednesday. Former Gov. Dave Treen and state Sen. Ken Hollis of Metairie will endorse state Rep. Hunt Downer of Houma, who is emerging as the consensus Republican candidate. "It will all shake out and shape up within the month," Downer said. "I'm excited." Democratic state Treasurer John Kennedy, who has canceled fund-raisers, will issue a public statement this morning that he is dropping out, a development that probably most benefits former Senate President...