May 28, 2005 McCain Urging Accord on Bolton and Secret Documents By DOUGLAS JEHL and CARL HULSE WASHINGTON, May 27 - One of John R. Bolton's leading Republican backers, Senator John McCain of Arizona, signaled his support on Friday for a compromise in which the White House might allow Senate leaders access to highly classified documents in return for a final vote early next month on Mr. Bolton's nomination as United Nations ambassador. The conciliatory signal from Mr. McCain came as Senate leaders traded blame over who was responsible for the miscalculation that led to Mr. Bolton's nomination being blocked...