Harry sighed. There was deep guilt embedded in it, and Harry took a moment before continuing. "I had to assume that Neville would be captured at some point during this conflict," he began, lowly. "He's good, but few are good enough against the enemies out there. Especially alone. If Nev got captured, he wouldn't endure a proper interrogation for long. Not if someone like Malfoy had gotten hold of him, or that bitch Lestrange. His mental defences are pretty flimsy.