Sierra Lamar: Missing California Teen

No clues have been found to explain the girl's disappearance.
2:24 | 03/24/12

Coming up in the next {{countdown}} {{countdownlbl}}

Coming up next:

{{nextVideo.title}}

{{nextVideo.description}}

Skip to this video now

Now Playing:

{{currentVideo.title}}

More information on this video
Enhanced full screen
Explore related content
Comments
Related Extras
Related Videos
Video Transcript
Transcript for Sierra Lamar: Missing California Teen
Mystery of a missing California teenager -- Sierra Lamar. She vanished without a Trace on -- way to school more than a week ago and the search has turned up a bag of neatly folded clothing and her cell phone. But so far no clues to a disappearance. ABC's John -- here with the latest on the search is as baffling -- -- It really is talk about a mystery police haven't had any luck and now the FBI is on the case high tech forensic searches of the fifteen year old cell phone and computer turning up nothing. -- -- it's back to old fashioned feet on the ground a smaller community hopes and prays. After a heartbreaking week of dashed hope and few leads hundreds of teary eyed schoolmates friends and family lit candles for Sierra Lamar. The fifteen year old from Morgan hill California seems to a vanished without a Trace her distraught mother making an emotional plea. It's good backbone. -- didn't. I am going to. -- racing against time and in need of some clues FBI agents set up a roadblock where the missing teen usually -- -- school books. The only grim findings so far the -- -- some neatly folded clothing and her cell -- found on the side of the road not far from her home. FBI agents scoured the area in question neighbors and workers nearby another 456. Guys walked in and they went through the house wasn't just you -- help yourself go forward besides the FBI Marc -- is now on the case his daughter Polly was kidnapped and killed in 1994. He drove off with Sierra -- -- set -- a search center Friday. Still classified as a missing person investigation experts say it takes to traps. The FBI and the local police are gonna -- looking at whether or not she could've been abducted of course criminally. And they also have got to sign a degree of detectives. To look at weather and that's -- kind of ran away. But her -- friends and family fear the worst -- And so are willing to every day we just wonder if you don't care and hope. So. Think -- mandates it's harder. Now registered sex offenders in the area have been questioned including the teenager's own father. Steve -- -- currently on probation for committing a lewd act on a child under fourteen years old. But investigators have repeatedly emphasized he is not considered a suspect.

This transcript has been automatically generated and may not be 100% accurate.

{"id":15992865,"title":"Sierra Lamar: Missing California Teen","duration":"2:24","description":"No clues have been found to explain the girl's disappearance. ","section":"GMA","mediaType":"Default"}