First coal, then natural gas? Apparently so. A spokesman for the Environmental Defense Fund defended the Obama administration's Clean Power Plan on Wednesday, saying the benefits of carbon-reduction are "important" and "real" -- and hinting that they are just a start: methane emissions from natural gas may be targeted next. "I think we can do more," EDF's Jeremy Symons told CSPAN's morning call-in show. "I think once we get on this path, we will find that we can do more faster. But it's a great start." Under the Obama administration's Clean Power Plan, each state must decide how to rearrange...