 Her results then show he entered his home through the backyard as evidence by a trail of blood stains with his and the two victims found leading behind his home and the bloody glove found behind his home that had blood from all three.Her results suggest he changed his clothes prior to meeting the limousine driver as evidence by his sock he left in his bedroom having Nicole Brown Simpson's blood on it.During cross examination, when asked about mishandling of evidence at the crime scene, she stated none of the mistakes they made would add Simpson's blood to the evidence unless it was already there.