Pakistani hospitals on Monday struggled to treat scores of severely burned victims of a fuel tanker explosion that killed at least 146 people, as Prime Minister Nawaz Sharif flew back from an overseas trip to visit the injured.

A long-distance train collided into stationary coaches in the Pakistani port city of Karachi on Thursday, killing at least 20 people, hospital officials said, in the country's second major rail collision in less than two months.

At least 59 cadets and guards have been killed in an attack by militants on a police college in the Pakistani city of Quetta, officials say.

Pakistan captured an Indian soldier on its side of the disputed Kashmir border Thursday, Indian officials told CNN, as tensions continue to rise between the two nuclear neighbors.

Almost 45 people have been killed and more than 2,000 injured in 11 days of clashes between civilian protesters and Indian security forces in Kashmir.