Rob Reiner's Son Nick Not Cleared for Court in Parents' Murder Case

• Nick Reiner, son of director Rob Reiner, not medically cleared for court, delaying arraignment in parents' murder case.
• Rob Reiner, 78, and Michele Singer Reiner, 70, found stabbed to death in their Brentwood home.
• Nick Reiner, 32, with a history of substance abuse, was arrested Sunday after reportedly arguing with parents.
• Famed director Rob Reiner, known for "When Harry Met Sally" and "A Few Good Men," was a vocal critic of Donald Trump.
• Donald Trump sparked controversy with a statement linking Reiner's death to "TRUMP DERANGEMENT SYNDROME."

Why It Matters: Rob Reiner's son Nick faces murder charges, but court appearance is delayed due to medical clearance.