An 85-year-old man is assisting the police with investigations after driving a car along the pedestrian walkway of a National University of Singapore (NUS) building on Friday (Feb 6).The Singapore Civil Defence Force (SCDF) told AsiaOne that they were alerted to a road traffic accident along Engineering Drive 4 on Feb 6, at 12.15pm.Videos and photos circulating online show the yellow hatchback moving slowly through the building's sheltered walkways and common areas as passers-by looked on in curiosity. In some images, the car appears to have come to a stop inside a canteen, right next to students seated at tables. Read more