Most of the controversies from the wild 2004 presidential campaign have long been forgotten. But one is coming back, the New York Times reported this week, and we're glad it is: Sen. John Kerry, the 2004 Democratic nominee for president, is joining an effort to debunk the many attacks on his service in Vietnam more than two decades earlier. Kerry is a holder of three purple hearts, a bronze star and a silver star, all awarded in a four-month stint aboard Navy swift boats in Vietnam's Mekong delta.