MIAMI — They turned in their room keys and left behind their suitcases and other personal belongings. Why five Haitian soccer players and their coach decided to vanish while participating in the 2022 Special Olympics Games in Orlando remains a puzzling mystery. What happened to them and why did they leave? Police are trying to find out. “The reason for their departure from the Games is currently unknown,” the Special Olympics told the Miami Herald in a statement. “The well-being of these delegates is our foremost concern. Local authorities have indicated they have no reason to believe the heal…