reaching for this shoe and that his death was an accident. >> they know their child did not climb into a wrestling mat, get stuck and die. where's that video? >> reporter: the sheriff's office says that moment was not recorded. the johnsons also questioned moments in the surveillance video like this one. kendrick is seen running in the gym and then another image appears showing other students. it jumps from one moment to another. the johnsons' attorney tell from the surveillance video what happened to kendrick and when the other students entered. >> we don't have any time code with which to synchronize the events that are shown in the video. >> either the camera did this on their own or a human being interacted to make this camera do these things. >> reporter: an attorney for the school tells cnn what we produced to the sheriff is a raw feed with no edits.