At least 14 people were on Tuesday killed in sectarian violence in Pakistan.
Ten bus passengers, believed to be Shia Muslims, were shot dead in Bonar Das area in Chilas city after being force to disembark. The gunmen then opened fire at them.
The attack came soon after clashes between Sunni Muslims and police in neighbouring Gilgit city early Tuesday left four people dead.
Activists of a Sunni group in Gilgit were protesting against the detention of their leader by police March 28.
He was accused of firing at a rally of Shia Muslims last month injuring three people, Urdu channel Dunya TV said.
Chilas also witnessed clashes between Sunni and Shia Muslims in which at least five buses were set on fire, Xinhua quoted Urdu channel AAJ TV as saying.
A curfew has been imposed in the area and the army has been called out.