Norman Fulkerson, who has been voicing his conservative opinions on the Messenger-Inquirer editorial page for 11 years, has written a book about another conservative, Col. John W. Ripley USMC.... There was much to admire about Ripley, Fulkerson said, during a recent phone interview. Ripley's military career has been documented in other writings, Fulkerson said, but what he was most interested in was telling the other side of the war hero who in 1972 during the Easter Offensive in Dong Ha, Vietnam, blew up a bridge that "virtually halted the largest North Vietnamese offensive of the entire war." "An American Knight,...