Pepper, hands hovering over Tony's head, and eyes wide with sudden understanding, was cut off from whatever reassurances she might have had when the building blacked out, giving a cry of surprise and lowering her hand to grab Tony's shirt. "Tony wh-" she turned to look past the high back of her chair and out the window to the only other source of light right in the center of...Iron Man's chest. "...What's going on?"