An Australian man, aged 45, is arrested in Bangkok after investigations link him to the death of a girl whose body was found inside a suitcase. According to reporting from multiple outlets, investigators review footage from a network of CCTV cameras that shows the man making routine movements around the area, including shopping and doing laundry, while the suitcase containing the body remained nearby. The coverage states that the CCTV material records his comings and goings in a way investigators describe as seemingly ordinary.

The man is later arrested at Bangkok’s Suvarnabhumi Airport, where police detain him as part of the broader response to the suitcase discovery and ongoing inquiries into the circumstances of the girl’s death. The sources agree on the central timeline elements: CCTV surveillance shows the suspect’s activity before the arrest, the girl’s body is located in a suitcase, and the arrest takes place at Suvarnabhumi Airport. The reporting does not detail additional investigative findings or the suspect’s statements in the provided summaries.