BY CHRIS CASTEEL ccasteel@opubco.comWASHINGTON — Sen. Tom Coburn has again put himself in the middle of the debate over cutting the deficit, strongly rejecting the notion that his fellow Republicans won't go along with a broad plan that raises more revenue because they're too afraid of a man unknown to most people outside Washington. In an interview last week, Coburn, R-Muskogee, said he agreed with Democrats that deficit reduction requires what they call “a balanced approach,” that is, more tax revenue along with more spending cuts. “But how you get the balance is why it's so hard to get there,” Coburn said.Read more on NewsOK.com