 Okay, so one is being obscured or hidden, and the other one, they're trying to find a motive. But as you just noted a couple minutes ago, they're unlikely to find the motive for including the railroad. We know from a classmate giving a long interview that this kid was a loner, that he didn't really have any friends. He ate alone, never made contact with anybody, didn't make conversation, but was a smart kid. But he was picked on, apparently, relentlessly.