normal picture. we can shadow can sometimes tell us more about what we are looking at than the actual reflection. reporter: all of this comes on the same day investigators announce new development in the sierra la mar case. 15-year-old has been missing for exactly one month. they say crime lab results have given them new leads. time lab reports have resulted in some leads that require further follow-up by the detectives at this time. since sierra disappearance investigators have found her handbag and cell phone along the side of the road near her house. in a nearby field a box labeled handcuffs ncaa and some used condom. whether new lead come from those items remains to be seen. the family gathered this evening at the headquarters for the volunteer search effort. . the balloons carrying message of hope that situation era will come home safely. everybody we are so writful if in giving us hope. i know she s going to be return to us because of that. reporter: divers will b