<pThe Latest on the situation in Afghanistanelection on Saturday (all times local):
<pAfghan officials say three top Kandahar province officials have been killed by their own guards in an attack at a security meeting that also wounded three Americans.
<pA Taliban spokesman who claimed responsibility for the attack tells The Associated Press that U.S. Gen. Scott Miller, commander of U.S. and NATO troops in Afghanistan, was the target. NATO officials say Miller escaped unharmed.
<pKandahar's deputy provincial governor Agha Lala Dastageri said powerful provincial police chief Abdul Razik and the province's intelligence chief Abdul Mohmin died immediately in the attack and provincial governor Zalmay Wesa died of his injuries at a hospital.
<pThree Americans — a service member and two civilian workers — were wounded in the shooting, said U.S. Col. Knut Peters, a spokesman for NATO troops in Afghanistan.
<pTaliban spokesman Qari Yousuf Ahmadi took responsibility for the attack. He too said all three officials were killed.
<pThe security meeting inside the sprawling provincial governor's residence was being held ahead of Saturday's parliamentary elections.
<pAn Afghan TV station says the Kandahar police chief was killed when members of the provincial governor's elite guards turned their guns on their own colleagues and American troops who were present at a high-level security meeting in province.
<pTwo American troops were also wounded in the shooting.
<pGen. Scott Miller, the commander of U.S. and NATO troops in Afghanistan, who was present at Thursday's meeting, was unhurt in the incident.
<pTolo TV says the police chef Abdul Raziq was killed while the Kandahar governor and another official were wounded.
<pU.S. Col. Knut Peters, a spokesman for the NATO troops in Afghanistan, says two Americans troops who were wounded have been medically evacuated.
<pPeters says initial reports indicate the original attacker is dead. He had no further information.
<pA Taliban suicide bomber has targeted a NATO convoy near the Afghan capital, killing two civilians and injuring five Czech troops.
<pAfghan officials and the Czech military say the attack took place late Wednesday in the district of Bagram in Parwan province.
<pWahida Shakar, spokeswoman for the provincial governor, says three Afghan civilians were also wounded.
<pBagram is about 40 kilometers (24 miles) from Kabul and is also the home of a sprawling U.S. military base
<pThe Taliban have claimed responsibility for the attack.
<pOf the five Czech soldiers, one was seriously injured when their vehicle overturned following the explosion. The soldier underwent surgery and the Czech military said he was not in life-threatening condition.