"On or about May 12, 2015, and for some time prior thereto, plaintiff was employed by defendant Amtrak as an engineer and on that date in the performance of his duties he sustained serious, permanent and painful personal injuries. While operating a train that was under attack by projectiles, one of which caused plaintiff to become disoriented and or unconscious, plaintiff was caused to sustain injuries due to the negligence and carelessness of the defendant."