She could see that the case contained a bomb, but her shift had just finished and she knew she wouldn’t get paid for doing overtime, so she waved it through, stood up to make way for Martina, and marched off to get on the tube before the crowds. The plane exploded before take-off, as it turned out, but she didn’t hear about it until much later, and the news was accompanied by a text from her boss saying they’d be closed tomorrow, so she’d be having a lie-in. Whallop!