Gunmen attacked a bus carrying Shiite Muslims in Pakistan's insurgency-torn southwest on Tuesday, killing 13 people in the second major sectarian attack to hit the area in two weeks, police said.

Pak

At least ten Shiite Muslims and one other man were killed when gunmen opened fire in an apparent sectarian attack in southwestern Pakistan on Saturday, police said.

The shooting took place on the out

Eighteen Shiite Muslims were killed and four injured on Saturday when Sunni militants opened fire on a vehicle convoy escorted by security forces in Pakistan's restive tribal region, officials said.