Two Democrats got into a verbal altercation — and according to one a physical one — on the floor of the House on Thursday night over an appropriations earmark one was seeking. After the House floor had largely cleared following a series of votes, Rep. Maxine Waters (D-Calif.) and Appropriations Chairman David Obey (D-Wis.) split apart from a heated conversation and began yelling at one another. “You’re out of line,” Waters shot while walking down toward the well. “You’re out of line,” Obey shot back before turning and walking away. But then Obey stopped, turned back toward Waters, and shouted:...