Complex sentence: Charges were attempted to be prepared against Burke for the murder of Devino, however, they did not stand on account of Hill being the sole surviving witness to the murder and DeSimone having died before Burke's trial.
Split into simpler sentences: Charges were attempted to be prepared against Burke for the murder of Devino. However, they did not stand on account of Hill being the sole surviving witness to the murder and DeSimone having died before Burke's trial.