August 8, 2000:--An operator dispatches a log on Splash Mountain before Yvonne Traina, 67, was seated, causing her to be thrown ''rapidly backward'' in her seat. When she screamed and he stopped the ride, she was thrown forward. After the ride, Traina said she complained of back pain, and a theme park nurse gave her an ice pack and an Advil. Her doctor later diagnosed her with a bulging disk,