    The suspects ranged from an older student – many whispered it might have even been a seventh year – to a professor. But none of them had admitted to killing the troll, and while Professor Dumbledore’s eyes had twinkled merrily as he’d addressed the school before breakfast to inform them that the danger was truly over, Harry had known that the professor had had no idea who’d killed the troll. Professor Dumbledore’s eyes were focused further up the table to the older students, subtly flicking from student to student.