Violence kills at least 12 in Afghanistan

KABUL, Afghanistan, April 13 (UPI) -- At least a dozen people were killed in separate acts of violence Monday in Afghanistan, security forces said.

A passenger vehicle blew up when it hit a roadside bomb in Afghanistan's Herat province, killing four people, the Kuwaiti news service KUNA reported. Provincial authorities said all four were civilians.

Eight suspected militants were killed in two clashes with coalition forces in the central provinces of Logar and Wardak, KUNA said. A statement issued by the coalition said no civilians were killed in either incident.

Meanwhile, two private security guards for a road construction company were killed in a bomb explosion in the southeastern province of Khost, officials said.