Pakistani security forces raided several villages Thursday in a troubled northwestern region, arresting at least 30 suspects accused of deadly attacks on the country’s troops, police said. In the restive southwestern province of Balochistan,

Pakistani officials say militants overnight ambushed security forces who were responding to an earlier attack on aid trucks in the country's troubled northwest, leading to a shootout in which four troops were killed.

Seven bus passengers were killed by gunmen in Balochistan’s Barkhan district. The attack occurred as the bus was traveling from Quetta to Punjab’s Faisalabad.

Unknown gunmen killed seven passengers in Pakistan's Balochistan province, highlighting ongoing insurgent violence in the region.