Various: The first meeting between Democratic Reps. Ed Markey, Henry Waxman and Rick Boucher lasted five hours, well beyond the two hours the lawmakers scheduled to work on a landmark climate and energy bill. But Waxman and Markey eventually got what they wanted: an emphatic yes from Boucher, a coal country Virginian whose backing is critical for the ambitious global warming measure. The meeting was the culmination of several months of tough negotiations, where Boucher — who became the …