Spontaneous hugs happened to Zach on the regular. Third graders were still very young, after all, and their emotions could come in big, overwhelming bursts, both positive and negative. They usually weren't a cause for major alarm, though—Zach knew how to comfort quickly, and he understood his training about not letting touch linger, and all that. But he could count the number of times he and Scott had hugged on one hand, and he and Sam had never done such a thing. "How long have you been dealing with this?" he asked, scared of the answer.