Dead 25-30-year-old woman found with head wounds by bench in Dorsten. Toddler girl aged 2-3 found nearby in bushes with head blow and broken leg. Autopsy to confirm death causes. Identities unknown – possible mother-daughter pending DNA. Witness saw woman with child on bench Saturday night at 22:30. Dog walker approached by man asking for cigarettes—potential suspect. Same spot three days earlier: couple in black BMW robbed woman of earrings. Robbers: 50-year-old stocky man and tall woman in hijab. Police link robbery pair to murders.