A consensus of Senators has agreed that the truth behind global warming is no longer debatable and that the discussion should now be centered on how to effectively deal with climate change. Members of Congress are pushing for a cap and trade system to act as a first step, just a few days ahead of the U.N. global climate change report. Leaked drafts of the report, which will be released Friday, indicate rising temperatures sea levels. Washington Editor Leigh Ann Caldwell reports.