After the 1969 season, the St. Louis Cardinals traded their star center fielder, Curt Flood, to the Philadelphia Phillies, setting off a chain of events that would change professional sports forever. At the time there were no free agents, no no-trade clauses. When a player was traded, he had to report to his new team or retire. Unwilling to leave St. Louis and influenced by the civil rights movement, Flood chose to sue Major League Baseball...