WASHINGTON -- President Bush has long cultivated the image of a macho rancher, frequently donning his boots and Wrangler jeans to clear brush on his sprawling Texas property. But he was decidedly noncommittal today — and even a bit nonplused — when asked for his reaction to the most talked-about ranching film in years: "Brokeback Mountain." "I hadn't seen it," Bush told thousands of students and professors at Kansas State University, responding to a query from an audience member. "I'd be glad to talk about ranching, but I haven't seen the movie." The movie, featuring the love story of two...