How much Copenhagen Climate Summit in Denmark cost U.S.taxpayers.

Thanks to recently filed Congressional expense reports there's new light shed on the Copenhagen Climate Summit in Denmark and how much it cost taxpayers.

CBS News Investigative correspondent Sharyl Attkisson reports official filings and our own investigation show at least 106 people from the House and Senate attended,... (No, in case you though different, 20% of Congress did not attend.)

...,For 15 Democratic and 6 Republican Congressmen, food and rooms for two nights cost $4,406 tax dollars each. That's $2,200 a day,...

...,Total hotel, meeting rooms and "a couple" of $1,000-a-night hospitality suites topped $400,000,...

Flights weren't cheap, either. Fifty-nine House and Senate staff flew commercial during the Copenhagen rush,.. ..,totaling $408,064. Add three military jets -- $168,351 just for flight time -- and the bill tops $1.1 million dollars -- not including all the Obama administration officials who attended: well over 60.

...,CBS News asked members of Congress and staff about whether they're mindful that it's public tax dollars they're spending. Many said they had never even seen the bills or the expense reports,...

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