Three in GOP Join Dems to Block Repeal of Climate Regulation Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email From left, Sen. Susan Collins, R-Maine, Sen. John McCain, R-Ariz., and Sen. Lindsey Graham, R-S.C., applaud during a joint address by President Barack Obama. Feb. 24, 2009 ( Susan Walsh / Associated Press ) Produced by Ellen Frankman Produced by PRI and WNYC