ISLAMABAD: Prime Minister Shehbaz Sharif arrived in the southwestern city of Quetta on Thursday to chair a high-level meeting on the prevailing law-and-order situation in Balochistan, his office said, after recent militant attacks killed 42 in the province. Pakistan military spokesperson Lt. Gen. Ahmed Sharif Chaudhry said on Wednesday that at least 38 security personnel and four civilians had been killed in three major attacks in various areas of Balochistan since July 4.