Three women have been arrested in connection with the inquiry into the murder of nurse Rui Li, who was found dead in a car in Bournemouth.
Dorset Police said the women, aged 25, 28 and 65, were detained yesterday on suspicion of assisting an offender.
Ms Li's body was found inside a Fiat Punto on Friday night having been last seen alive on May 23.
The nurse's husband, Pierre Legris, 60, has appeared in court charged with her murder and has been remanded into custody.
His son, 26-year-old Jonathan Legris, has been charged with assisting an offender and has been bailed to appear before Bournemouth Magistrates' Court on June 17.