OUJI-CR 8-10
DEFENSE OF ANOTHER -
WHEN PERSON AIDED IS A TRESPASSER
Defense of another is available to a defendant when the person on whose behalf the defendant intervened was a trespasser only if the trespasser availed or attempted to avail himself/herself of any reasonably safe means of retreat from the imminent danger of (death or great bodily harm)/(bodily harm) before repelling or attempting to repel an unlawful attack.