Some critics of Democratic presidential candidate John Kerry have questioned the circumstances surrounding the first of three Purple Hearts Kerry won in Vietnam. Those critics, among them some of Kerry's fellow veterans, have suggested that a wound suffered by Kerry in December 1968 may have made him technically eligible for a Purple Heart but was not severe enough to warrant serious consideration, even for a decoration that was handed out by the thousands. Whatever the case, Kerry was awarded the Purple Heart, and, along with two others he won later, it allowed him to request to leave Vietnam before his...