Follows correspondent Steve Hartman and photographer Lou Bopp as they embark on a seven-year-long project to document the empty bedrooms of children killed in school shootings.
温馨提示：[DVD：标准清晰版] [BD：高清无水印] [HD：高清版] [TS：抢先非清晰版] - 其中，BD和HD版本不太适合网速过慢的用户观看。
