Fred Harteis News Articles - Three weeks after absorbing the potentially deadly impact of a 93-mile-per-hour fastball on his batting helmet, Edgar Gonzalez still feels dizzy whenever he lies down. Because of the lingering effects of a concussion, Gonzalez, a second baseman for the San Diego Padres, has not played since that experience. When he finally returns, it may be with the newest protective device that could one day come to define the look of a major league batter.