Police are investigating a shocking single-vehicle crash in Sydney’s North-West that left a car torn in half after slamming into a tree. The driver and sole occupant, a 39-year-old man, was treated at the scene before being taken to Westmead Hospital by NSW Ambulance paramedics. Get the first look at the digital newspaper, curated daily stories and breaking headlines delivered to your inbox. Your email address: Email Us Get the Newsletter By continuing you agree to our Terms and Privacy PolicyHe remains in a stable condition, and mandatory testing has been conducted. Detectives have launched an investigation to determine whether speed and alcohol played a role in the crash.