On what was supposed to be a relaxing beach day in Florida, Bruce Brown collapsed without warning. His heart had stopped. One moment, he was enjoying the sun with his wife. The next, he was in sudden cardiac arrest — a condition that, without immediate action, can become fatal within minutes. Thankfully, he wasn't alone. An ER doctor, a nurse, and a Navy veteran were nearby. They recognized what was happening immediately and began high-quality CPR on the sand. Chest compressi