The League of Conservation Voters launched a nearly $2 million TV ad campaign on climate change Monday aimed at three House Republicans and Sen. Ron Johnson (R-Wis.).

"This is the African Ostrich," says the narrator of the spot running in the district of Rep. Mike Coffman (R-Colo.). "Tall, flightless, head in the sand. And this is Congressman Coffman, also with his head in the sand — on climate change."