The British-Pakistani woman who was killed in Pakistan was raped before her death , the officer in charge of the investigation revealed.Samia Shahid, 28, from Bradford, was found dead in Pandori village in the house of her first husband Shakeel Ahmed on July 20. The family claimed she died a natural death.Police charged Shahid's ex-husband and father with her murder on Saturday."We have completed our investigation and concluded that her ex-husband Muhammad Shakeel and father Muhammad Shahid were involved in her killing," said Abubakar Buksh, deputy inspector general of police in the region."Her ex-husband has also been charged with raping her," he told AFP.According to Shahid's second husband Kazam, his wife had angered her parents by converting to Shia Islam, his sect, before their wedding.A station house officer (SHO) of Jhelum police has also been arrested for showing negligence in handling the British-Pakistani woman's murder on July 20.A high-level team constituted by the Punjab government and headed by DIG Abubakar Khuda Bakhsh is investigating the case.The investigation team on Friday, September 2nd ordered arrest of Mangla SHO, Inspector Aqeel Abbas, for showing negligence in the case. Officials at Mangla Police Station confirmed that Abbas had been arrested.Shahid's father has denied the charges, claiming his daughter died of natural causes.Hundreds of women are murdered by relatives in the conservative Muslim nation each year on the pretext of defending what is seen as family honour.Rights groups and politicians have for years called for tougher laws to tackle perpetrators of violence against women in Pakistan.