A man was murdered 1,300 years ago in northwest China and now, scientists believe the killers dumped the body in an ancient cemetery to cover up their tracks by 'hiding a leaf in the forests.' The young male was originally found in 2011when excavation began at Shiyanzi cemetery that had just discovered a few years prior. The victim's skeleton was found inside a tomb shaft that led to the resting place of a family – a man, woman and child – and was initially thought to have been a grave robber who accidently died while stealing goods from the grave....