By Marisa Taylor and Joey Roulette WASHINGTON (Reuters) – Elon Musk’s SpaceX is facing a negligence lawsuit brought by the wife of a worker whose skull was fractured during a 2022 rocket engine malfunction. The Jan. 18, 2022, engine malfunction involving Francisco Cabada was among the worker injuries detailed in a Reuters investigation of SpaceX late last year. Reuters documented at least 600 previously unreported workplace injuries at Musk’s rocket company: crushed limbs, amputations, electrocutions, head and eye injuries and one death. His wife, Ydy Cabada, filed the lawsuit in a state court…