Seeing the young man on the phone with eyes and a mouth identical to her husband's when he was young, Au Thi Minh immediately believed he was her son, lost since 1994.

Seventy-seven days after two young girls went missing on Christmas, police discovered body parts on a mountain and along a stream, sending shockwaves across the nation.

Hanoi's street AI camera system assisted police in tracing the route of a 78-year-old man, helping his family in Thanh Xuan ward locate him after he went missing overnight.