Series 5

Police concerns grow about the mental state of two missing teens - 16-year-old Larissa has disappeared after an argument with her mum, and 18-year-old Bobby may be a suicide risk.

Police fears grow for missing 19-year-old student Xiaoqiang, who may be at risk of extortion, and 20-year-old Daniel, who has failed to return from mountain hike by night-time..

Police mount urgent searches for two teens missing from care - a 13-year-old who has failed to return after school, and a risk-taking 18-year-old who has not been seen for five days.

Police launch high-risk searches for two missing women - 22-year-old Santra was last seen on CCTV 10 days ago, while 52-year-old Laura has vanished without trace for two weeks.