Smith said Bonnie accidentally fell into the river.

Mitchel jumped in after her.

They were never seen again.

bonnie bickwit and mitchel weiser

Mitchel and Bonnie shortly before their 1973 disappearance. The pair haven’t been heard from since.www.mitchelandbonnie.com

Smith says that the two other hitchhikers in the back were older, perhaps in their midtwenties.

He did not talk to them.

They stayed in the van the whole time and did not go down to the river.

They never got up or anything, Smith says.

They were all covered up with sleeping bags and blankets.

He said about 25 people had witnessed the teens being swept into the river.

Everybody watched it, Smith says.

These details can assist investigators in narrowing a search for unclaimed bodies, officials say.

Together, we have been thoroughly investigating every lead and remain committed to following all developments to their conclusion.

In response, New York State Gov.

Kathy Hochul directed state-police experts to assist the county in thoroughly reviewing the case and chasing down all leads.

I am feeling thankful to Gov.

I would like to have real answers and an actual memorial service.

Police took Festas sweet-16 photo album photos mostly taken by Weiser.

It was likely the last sweet-16 party Mitchel and Bonnie ever went to.

They said they are interviewing many people, says Festa.

Oh, my god, I couldnt believe it.

In fact, investigators have several other theories to review.

Her family had lived in Steuben County, about 20 minutes from the concert site.

A third involves a convicted murderer serving a life sentence in a Maryland prison.

Saunders then lived in the town of Wayne with her husband, Wade.)

I am still hopeful after 50 plus years that this can bring closure to all the friends and families.