Nick Reiner seen smirking after pleading not guilty to killing parents

Late filmmaker Rob Reiner and Michele Singer Reiner's 32-year-old son, Nick Reiner, was spotted smirking during a trial for the murder of his parents, shows image from the New York Post. This comes after Nick pleaded not guilty to double homicide, setting up a case that could test a potential defense surrounding his mental state leading up to the killings.