CNN: A key Republican senator, instrumental in climate change negotiations in the Senate, has indicated that getting a bill passed this year with bipartisan support is a priority. But with a sharply divided Senate and other issues such as financial reform and jobs likely to take up the rest of this year’s agenda, getting the legislation through the chamber could prove difficult. Sen. Lindsey Graham, though, is holding out hope. “What I don’t want to do is leave the Congress …