Kabul , Afghanistan ( CNN ) -- An Afghan police officer shot and killed nine other officers in southeast Afghanistan on Thursday night , authorities said . The incident occurred in Paktika province , a spokesman for the provincial governor said . Two police officers were arrested , and another , believed to be part of the attack , fled , the spokesman said . The Taliban claimed responsibility for the attack and said in a statement that the officer who fired the shots was actually a Taliban fighter . The shooter was a member of the Afghan Local Police force , International Security Assistance Force spokesman Maj. Joe Buccino said in a statement . Buccino described the officer as a `` rogue '' and said the attack was not preceded by any signs of trouble . ISAF officials are working with provincial and local authorities to investigate the attack , which is the latest by a member of Afghan security forces . Peter Bergen : Growing threat from Afghan security forces . This year , a third , or 16 , of the 46 American service members killed in Afghanistan have died at the hands of Afghan security forces , including Monday when a man alleged to be a local Afghan police officer killed an American service member in eastern Afghanistan . Gen. John Allen , the commander of the NATO-led force , said officials are working on a new procedure to check the background of Afghans who sign up to join the security services . The latest killings come after a shooting rampage in Afghanistan this month left 17 villagers dead in the Panjwai district of southern Kandahar province . A U.S. soldier , Staff Sgt . Robert Bales , has been charged with murder . Journalist Fazal Ahad contributed to this report .
NEW : Afghan police officer cited in shootings was `` rogue , '' ISAF spokesman says . The incident occurred in Paktika province . Two officers were arrested ; another fled . The Taliban claim responsibility for the attack .