He was diagnosed with schizophrenia several years ago and was treated with medication, the sources said. It's not clear how soon before the slayings his medication was changed.

Nick Reiner attended a Christmas party hosted by Conan O’Brien the evening before the tragedy, where, onlookers say, his behavior was disruptive, culminating in a heated exchange with parents Rob and Michele. Both were discovered with knife wounds hours later by their youngest daughter, Romy, 28.

As new reporting continues to add context to Nick Reiner’s long-standing mental health struggles — including accounts that his behavior became increasingly unstable after a medication change in the weeks leading up to his parents’ deaths — a former yoga instructor who worked closely with the Reiner family is now speaking about what those challenges

Elon Musk, already the world's richest man, scored another huge windfall Friday when the Delaware Supreme Court reversed a decision that deprived him of a $55 billion pay package that Tesla doled out in 2018 as an incentive for its CEO to steer the automaker to new heights.

Combining zealous courtroom advocacy with a deft media touch, Nick Reiner's defense lawyer, Alan Jackson, aims high in tough cases.

Nick Reiner was diagnosed with schizophrenia several years ago and his medication was changed or adjusted at some point before the killings of his parents, according to three sources with direct knowledge of the case.

Nick Reiner was an unsolvable dilemma for his parents ... so says a substance abuse treatment expert. Nick Mathews -- the founder and CEO of Southern California-based treatment center Stillwater Behavioral Health -- joined us on "TMZ Live,

From my faithful Howard listening, I had heard Nick and his dad, Rob Reiner, talking about their new movie, Being Charlie, on the show. It was a film Nick had written with a friend he met in rehab, and it was all about drug addiction and recovery. I surmised he would be a great guest on Dopey.