NEW : Letters ` ` could be interpreted in many ways , '' sheriff 's spokesman said . The entire group has been found alive and unhurt . A woman told CNN that the family is shocked to find out about the letter . Their husbands had expressed their fears to sheriff 's deputies on Saturday .
NEW : Letters `` could be interpreted in many ways , '' sheriff 's spokesman says . The missing group has been found alive and unhurt . A member told CNN that the group is shocked to find out about the search . Two husbands had reported their fears to sheriff 's deputies on Saturday .