Frankfurt am Main, GermanyMay 1 For the umpteenth time that night, Werner Welsch left the men’s bathroom and headed to the reception desk. This time, finally, he got lucky. The desk was empty. Maybe, on a different day, under different circumstances, Werner Welsch would have wondered how long the reception desk would remain empty. Nonetheless, here and now, he sincerely didn’t care. To tell the truth, the question never even occurred to him. The crystal speed, also known as methamphetamine, in his blood made him invincible. Without hesitation, he walked up to the desk and, with a completely confident gesture, reached for the guest registry. Less than fifteen seconds later, he’d found what he was looking for. In no great hurry, he returned the book to its proper place and walked back to

