Investigation into arson attack Detectives are investigating an arson attack after a fire broke out at the front door of a three-storey house in Pik Uk Tsuen Road, Sai Kung. Firemen doused the flames. No one was hurt. Stray dog causes accident A stray dog running on to So Kwun Wat Road, Tuen Mun, caused a car to crash into a concrete embankment and topple on to its side at 12.30am. The driver, 56, had to be freed by firemen. She was treated at Tuen Mun Hospital. Cleaner threatens suicide A cleaner, aged 27, was taken to hospital for examination after she threatened to jump from the roof of Tin Shui Wai Heung To Middle School in Tin Fai Road, Tin Shui Wai, at about 12.30pm. Police said she had been having problems at work.