He was about to answer when a noise came from the direction of the door. He put a hand to her mouth to ensure she didn't unwittingly give their position away as he found a hiding place. A man confidently strode in carrying a heavily wrapped object. While Jake hadn't been back to this time before the man's face was unmistakable from newspaper reports. 'Oswald' he mouthed to Hannah, nodding in the direction of the man who was now setting his sniper rifle up. "We need to stop them before they get to this room," he whispered to her. "I'm not sure we can explain this to Lee if he sees what happens without risking more damage to the future."