PARKLAND, Fla. — The first practice of the new season was over, and the only sound on the campus of Marjory Stoneman Douglas High School was dozens of football players screaming in delight. It was 2:15 a.m., and they were having a water balloon fight. At last, on a campus shaken by tragedy, there was joy. The Eagles – now ambassadors for a school and community still reeling from the Feb.