World Roller Derby Week celebrates Chicago-born sport

CHICAGO (AP) — Chicagoans will celebrate in August to mark the creation of a sport created at home _ Roller Derby. World Roller Derby Week will be Aug. 13-19. It marks the 82nd anniversary of the first roller derby in Chicago. The festivities will include a public birthday celebration, a retro derby with rules and uniforms from the 1970s, and a Red Cross national roller derby blood drive.