ISLAMABAD: Police arrested two foreigners allegedly involved in the murder of Sapargali Aubakirov, the deputy chief of the Kazakhstan mission in Islamabad, who was shot on Wednesday and died in hospital on Friday. Mr Aubakirov was found lying in a pool of blood at his house with a single gunshot wound to the head. Sultan Azam Taimuri, acting senior superintendent of police, told reporters that four people were involved in the murder. He said they snatched a car from the Kazakh diplomat and attacked him when he resisted.The official said the arrested were identified as Hassan and Muhammad Ibrahim and the police was trying to arrest the rest. He said the police had also seized the diplomat's cell phone and a pistol from the two. Police investigator Bashir Noon confirmed the two arrests. Mr Noon told AFP that two other suspects would be rounded up shortly. Police had no immediate clue to the killers' motive, but they have said there were no signs of a break-in. The diplomat was found sprawled on his sofa with critical head injuries on Wednesday by a servant who entered the house when he could not rouse his employer. Empty bottles of liquor and four partly eaten hamburgers were found lying near Mr Aubakirov, as well as a single empty bullet casing, police have said.