ATLANTA—A prosecutor on Friday announced the indictment of two alleged gang members on charges related to the shooting death last year of an 8-year-old girl in Atlanta. Secoriea Turner was killed July 4, 2020, while riding in an SUV with her mother and her mother’s friend near the Wendy’s restaurant where Rayshard Brooks, a 27-year-old man, had been fatally shot by a police officer just weeks earlier. “This case is the highest priority for my office,” Fulton County District Attorney Fani Willis said, calling it “one of the saddest cases I’ve seen.” A grand jury returned a 37-count indictment against Julian Conley and Jerrion McKinney. Conley is charged with malice murder and felony murder in Secoriea’s killing, and both men face aggravated assault, gun and gang-related charges. “We are alleging that Mr. Conley fired into the car when it failed to stop and respect their barricade, and that led to …