The militants, Baloch ethnic fighters, said they would kill dozens of seized security personnel if the Pakistani government did not agree to a prisoner exchange.

MACH : Three people were killed and around a hundred hostages freed by Pakistani troops on Tuesday after armed militants attacked a train carrying over 450 passengers in the country’s southwestern Balochistan province. It was not immediately clear how many people remained on board the train as security forces continued operations overnight.

Pakistani troops freed dozens of train passengers taken hostage by armed militants in the country's southwest on Tuesday, with hundreds more still being held in an ongoing siege.