Complex sentence: McAuliffe learned that his grandmother's murder had been covered over with a false death certificate, and he came to believe that her white stepfather, A. T. Woodward, was responsible for her death.
Split into simpler sentences: McAuliffe learned that his grandmother's murder had been covered up by a false death certificate. He came to believe that her white stepfather, A. T. Woodward, was responsible for her death.