Police are appealing for witnesses in the wake of a high-speed crash on Auckland’s North-Western Motorway, TVNZ reports. The crash involved a white 2011 Mercedes Benz E63 with the registration SOBADD, which was heading north-west on State Highway 16 between the Lincoln Rd on-ramp and Hobsonville Rd off-ramp at high speed on Saturday about 8.25pm. Police are urging anyone who saw the crash, or the Mercedes on the motorway, to call 105 or to go online and quote file number 210509/2750.