HERAT, Afghanistan, June 23 (Xinhua) -- Four policemen were killed and another was wounded when Taliban militants attacked a security checkpoint in western Afghanistan's Herat province on Saturday night, a police official said.

"Taliban launched a coordinated attack on a police checkpoint in Guzara district of Herat province early Saturday morning, killing four policemen and injuring another," Sulaiman, the Guzara district police chief, told Xinhua.

During the attack, a police armored vehicle was also damaged by Taliban militants, the official said, adding that Taliban militants also suffered casualties and the number was not clear.