Washington -- Republican leaders, after losing a bitter fight over drilling in the Arctic National Wildlife Refuge late last year, plan to bring the contentious issue before Congress again this year. Pro-drilling lawmakers now are making a new argument, saying rising oil prices and fears of an oil shock sparked by the escalating dispute over Iran's nuclear program provide more reasons to open the Alaskan refuge. "I can't imagine that anybody would expect with the Iranian situation that we will sit by and not take another shot at (drilling in the refuge)," Sen. Pete Domenici, R-N.M, chairman of the Energy...