The defendants are initially charged with three counts of murder in the second degree for the murder of the two Mexican kids and the murder of a city inspector. Since the inspector was a government employee performing an official duty when he was killed that makes his death first degree murder, so they should have been charged with two counts of murder in the second degree and one count of murder in the first degree.
During the scene at Forensics where they are finishing the girls face the woman compares the skull to the computer screen with a caliper and says "Move the left eye in about two centimeters", after this the left eye is moved in two millimeters.