A teen’s death at a Chicago Park District pool in mid-August has his family and friends seeking a reason for the tragedy, according to the Chicago Tribune. “We just want to know what happened and why,” the teen’s aunt, Sherry Hedge, 45, told the paper. Christopher Bowen, 14, died while swimming on a Friday afternoon. Family members told the Tribune that Bowen was a strong swimmer, and came “from a family of former Chicago Park District lifeguards.” He was a regular at the McKinley Park Pool, where he swam for the last time on August 9. Hedge, drawing on eyewitness accounts, told …