From John Couwels CNN NASSAU, Bahamas (CNN) – John Travolta spoke publicly for the first time Wednesday about his desperate efforts to save his teenage son's life after he suffered a seizure at the family's vacation home in the Bahamas in January. [cnn-photo-caption image= http://i2.cdn.turner.com/cnn/2009/CRIME/09/23/travolta.testimony/art.travolta.cnn.jpg caption="John Travolta and Kelly Preston leave a courthouse in the … Continue reading Travolta testifies about day son Jett died