From ABC News Headquarters in New York City, this is GMA-3.

Good Monday to you. Thank you for joining us on this busy afternoon. I'm Jenae Norman.

And I'm Gio Benitez here with Will Reeve. We are glad you can join us here after a really heavy weekend.

Yes, and it is a busy Monday. Lots of difficult stories to get to.

We're tracking the very latest on some big headlines, including the deadly shooting

at Brown University and the hero saving countless lives on the first night of Hanukkah

in Australia.

But first, we begin with Breaking News.

Legendary Hollywood director Rob Reiner and his wife, Michelle, were found dead in their

Los Angeles home, and now their son, Nick Reiner and his wife Michelle were found dead in their Los Angeles home,

and now their son Nick Reiner is in custody. And Trevor Alt starts us off on the scene with the

latest. Trevor, good afternoon. Will, good afternoon. And this has been a stunning case.

We saw through the morning here as there was a massive LAPD presence. There were

detectives investigators here at the Reiner's mansion where this couple was found dead inside

their home. And we have just learned that their son, 32-year-old Nick Reiner, has been booked

on suspicion of murder. Los Angeles authorities have taken 32-year-old Nick Reiner into custody following the murder of his

parents, filmmaker Rob Reiner, and photographer Michelle Singer.

The couple was found dead in their Brentwood home. Senior law enforcement sources tell ABC News.

The couple appears to have been stabbed to death.

The Los Angeles Police Department is now conducting an investigation at this residence here on

Chadbourne and that investigation will continue over the coming days. Sunday afternoon LAPD

officers along with the robbery and homicide division responded to a death investigation at the

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