It's been 20 days since Lower Hutt toddler Ruthless-Empire Ahipene-Wall - also known as Baby Ru - died of massive head injuries, but no-one has yet been charged over his death.
Police are now appealing for sightings of the car used to drive him and three adults to hospital.
Reporter Ashleigh McCaull was at the media conference. McCaull spoke to Charlotte Cook.
