Coronavirus outbreak
Contact tracing: A test of patience and perseverance
Police officers, analysts comb through CCTV footage and interview people to find links
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Senior Staff Sergeant Mohamad Shapie Saleh (left) and Sergeant Loh Seng Hong showing how they would conduct interviews in the field. Officers use their usual investigative methods to hunt down close contacts - analysing surveillance footage and speaking to people on the ground to find individuals.
ST PHOTO: JASON QUAH
Cara Wong, Amrita Kaur
His brief was simple. Identify and find a passenger who had taken a taxi whose driver had Covid-19.
But all Senior Staff Sergeant Mohamad Shapie Saleh had to go on were that the passenger had alighted in Chai Chee Road and a blurry photo, obtained from a different police team, that gave him a rough idea of the man's attire.
